TANDEM DIABETES CARE, INC. logo

TANDEM DIABETES CARE, INC.

54 Marks
Corp.
First Filed:Apr 3, 2008Latest Filed:Jan 28, 2026Address:12400 High Bluff Dr., San Diego, CA 92130

Portfolio Overview

Registered
33(61%)
Pending
3(6%)
Dead
18(33%)

Top Classes

Class 10
Medical Apparatus
38(70%)
Class 9
Electronics, Software & Scientific Equipment
21(39%)
Class 44
Medical, beauty and agricultural services
9(17%)

TTAB Proceedings

Total Proceedings
4
As Plaintiff
1(25%)
As Defendant
3(75%)

Top Firms

Thompson Hine LLP(Feb 2024)
53

Trademark Activity Timeline(2008 – 2026)

Trademark Portfolio

54 results

(current & previous marks)

Refine by Mark/Description🔽
Filed
Registered
Last Activity
TANDEM MOBI TUBELESS
TANDEM MOBI TUBELESS
Trademark
Word
ITU
PENDING
Owner:
Serial:99620080
Filed:Jan 28, 2026
Classes:9, 10, 41, +2
Goods & Services
Class 009: downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management; downloadable mobile application to simulate operation of an infusion pump; Class 010: medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments; infusion sets; Class 041: educational services, namely, conducting classes, seminars and workshops in diabetes treatment and the use of infusion pumps and infusion sets; training of healthcare providers in diabetes treatment and the use of infusion pumps and infusion sets; Class 042: software as a service (SAAS) services featuring software for diabetes management; providing on-line non-downloadable software for use in diabetes management; Class 044: interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange information and data from devices for medical monitoring purposes; telemedicine services
T
T
Trademark
Combined
ITU
PENDING
Owner:
Serial:98425256
Filed:Feb 28, 2024
Classes:9, 10, 42
Goods & Services
Recorded and downloadable software and hardware for use in managing diabetes; recorded and downloadable software and hardware for linking medical instruments and devices; electronic controllers for infusion pumps and injection devices for administering drugs and other medicaments; Medical devices, namely, ambulatory infusion pumps for delivering insulin; replacement parts for the aforesaid goods; Software as a service (SAAS) services featuring software for diabetes management
M
M
Trademark
Combined
ITU
PENDING
Owner:
Serial:98267159
Filed:Nov 13, 2023
Classes:9, 10
Goods & Services
Recorded and downloadable software and computer hardware for use in managing diabetes; recorded and downloadable software and computer hardware for linking and sending data between medical instruments and devices; electronic controllers for use with infusion and injection devices for administering drugs and other medicaments
AUTOSOFT
AUTOSOFT
Trademark
Word
REGISTERED
Owner:
Serial:98038220
Filed:Jun 12, 2023
Classes:10
Registration:7427688
Registered:Jun 25, 2024
Goods & Services
Infusion sets
TRUSTEEL
TRUSTEEL
Trademark
Word
REGISTERED
Owner:
Serial:98038230
Filed:Jun 12, 2023
Classes:10
Registration:7427691
Registered:Jun 25, 2024
Goods & Services
Infusion sets
VARISOFT
VARISOFT
Trademark
Word
REGISTERED
Owner:
Serial:98038211
Filed:Jun 12, 2023
Classes:10
Registration:7427684
Registered:Jun 25, 2024
Goods & Services
Infusion sets
TANDEM
TANDEM
Trademark
Word
REGISTERED
Owner:
Serial:97566932
Filed:Aug 26, 2022
Classes:9, 10, 41, +2
Registration:7182192
Registered:Oct 3, 2023
Goods & Services
educational services, namely, conducting classes, seminars and workshops in diabetes treatment and the use of infusion pumps and infusion sets; training of healthcare providers in diabetes treatment and the use of infusion pumps and infusion sets; downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management; downloadable mobile application to simulate operation of an infusion pump; interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange information and data from devices for medical monitoring purposes; telemedicine services; medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments; infusion sets; software as a service (SAAS) services featuring software for diabetes management; providing on-line non-downloadable software for use in diabetes management
TANDEM DIABETES
TANDEM DIABETES
Trademark
Word
REGISTERED
Owner:
Serial:97566920
Filed:Aug 26, 2022
Classes:9, 10, 41, +2
Registration:7182190
Registered:Oct 3, 2023
Goods & Services
Class 009: downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management; downloadable mobile application to simulate operation of an infusion pump; Class 010: medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments; infusion sets; Class 041: educational services, namely, conducting classes, seminars and workshops in diabetes treatment and the use of infusion pumps and infusion sets; training of healthcare providers in diabetes treatment and the use of infusion pumps and infusion sets; Class 042: software as a service (SAAS) services featuring software for diabetes management; providing on-line non-downloadable software for use in diabetes management; Class 044: interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange information and data from devices for medical monitoring purposes; telemedicine services
POSITIVELY DIFFERENT
POSITIVELY DIFFERENT
Trademark
Word
ABANDONED
Owner:
Serial:90864983
Filed:Aug 4, 2021
Classes:9, 10, 41, +1
Goods & Services
recorded and downloadable computer software and computer hardware for use in insulin monitoring and tracking blood glucose levels; recorded and downloadable computer software and computer hardware for predicting blood glucose levels and controlling medicament delivery in the field of diabetes management | medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments; infusion sets | educational services, namely, conducting classes, seminars and workshops in diabetes treatment and the use of infusion pumps and infusion sets; training of healthcare providers in diabetes treatment and the use of infusion pumps and infusion sets | interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; telemedicine services
TANDEM SOURCE
TANDEM SOURCE
Trademark
Word
REGISTERED
Owner:
Serial:90398407
Filed:Dec 21, 2020
Classes:9
Registration:6847648
Registered:Sep 13, 2022
Goods & Services
Downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management | Software as a service (SAAS) services featuring software for diabetes management; providing on-line non-downloadable software for use in diabetes management | Interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange information and data from devices for medical monitoring purposes; telemedicine services
MOBI
MOBI
Trademark
Word
ABANDONED
Owner:
Serial:90207225
Filed:Sep 24, 2020
Classes:9, 10
Goods & Services
Recorded and downloadable software and hardware for use in managing diabetes; recorded and downloadable software and hardware for linking medical instruments and devices; electronic controllers for infusion and injection devices; Medical devices, namely, ambulatory infusion pumps for delivering insulin; replacement parts for the aforesaid goods
TANDEM MOBI
TANDEM MOBI
Trademark
Word
REGISTERED
Owner:
Serial:90207218
Filed:Sep 24, 2020
Classes:9
Registration:7502590
Registered:Sep 10, 2024
Goods & Services
Recorded and downloadable software and hardware for use in managing diabetes; recorded and downloadable software and hardware for linking medical instruments and devices; electronic controllers for infusion and injection devices | Medical devices, namely, ambulatory infusion pumps for delivering insulin; replacement parts for the aforesaid goods
90075712
90075712
Trademark
Design
REGISTERED
Owner:
Serial:90075712
Filed:Jul 27, 2020
Classes:9
Registration:7202377
Registered:Oct 24, 2023
Goods & Services
Downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management
90075844
90075844
Trademark
Design
REGISTERED
Owner:
Serial:90075844
Filed:Jul 27, 2020
Classes:9, 42
Registration:6654628
Registered:Feb 22, 2022
Goods & Services
Downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management; Software as a service (SAAS) services featuring software for diabetes management
SUGARMATE
SUGARMATE
Trademark
Combined
REGISTERED
Owner:
Serial:90075836
Filed:Jul 27, 2020
Classes:9, 42
Registration:6654627
Registered:Feb 22, 2022
Goods & Services
Downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management; Software as a service (SAAS) services featuring software for diabetes management
SUGARMATE
SUGARMATE
Trademark
Word
REGISTERED
Owner:
Serial:90018650
Filed:Jun 24, 2020
Classes:9, 42
Registration:6660536
Registered:Mar 1, 2022
Goods & Services
Downloadable mobile software applications for use in diabetes management; downloadable software for use in diabetes management; Software as a service (SAAS) services featuring software for diabetes management
BASAL-IQ
BASAL-IQ
Trademark
Word
REGISTERED
Owner:
Serial:88123513
Filed:Sep 19, 2018
Classes:10
Registration:5922265
Registered:Nov 26, 2019
Goods & Services
Software and hardware for use in insulin monitoring and tracking blood glucose levels, sold as a component of infusion and injection devices for administering drugs and other medicaments; software and hardware for use in the acquisition, storage, sharing and analysis of medical and physiological data in the field of diabetes management, sold as a component of infusion and injection devices for administering drugs and other medicaments; software and hardware for predicting blood glucose levels and controlling medicament delivery in the field of diabetes management, sold as a component of infusion and injection devices for administering drugs and other medicaments
CONTROL-IQ
CONTROL-IQ
Trademark
Word
REGISTERED
Owner:
Serial:88123529
Filed:Sep 19, 2018
Classes:10
Registration:6065018
Registered:May 26, 2020
Goods & Services
Software and hardware for use in insulin monitoring and tracking blood glucose levels, sold as a component of infusion and injection devices for administering drugs and other medicaments; software and hardware for use in the acquisition, storage, sharing and analysis of medical and physiological data in the field of diabetes management, sold as a component of infusion and injection devices for administering drugs and other medicaments; software and hardware for predicting blood glucose levels and controlling medicament delivery in the field of diabetes management, sold as a component of infusion and injection devices for administering drugs and other medicaments
T TANDEM DIABETES CARE
T TANDEM DIABETES CARE
Service Mark
Combined
REGISTERED
Owner:
Serial:88976147
Filed:Sep 5, 2018
Classes:41
Registration:6132159
Registered:Aug 18, 2020
Goods & Services
"DIABETES CARE"
T TANDEM DIABETES CARE
T TANDEM DIABETES CARE
Trademark
Combined
REGISTERED
Owner:
Serial:88103712
Filed:Sep 5, 2018
Classes:9
Registration:6456121
Registered:Aug 17, 2021
Goods & Services
"DIABETES CARE"
TANDEM DIABETES CARE
TANDEM DIABETES CARE
Trademark
Word
REGISTERED
Owner:
Serial:88095633
Filed:Aug 28, 2018
Classes:9, 44
Registration:5906424
Registered:Nov 12, 2019
Goods & Services
"DIABETES CARE"
TOUCH SIMPLICITY
TOUCH SIMPLICITY
Service Mark
Word
REGISTERED
Owner:
Serial:88095649
Filed:Aug 28, 2018
Classes:44
Registration:5911929
Registered:Nov 19, 2019
Goods & Services
interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange medical information and data from devices for medical monitoring purposes; telemedicine services
T:SLIM
T:SLIM
Trademark
Word
REGISTERED
Owner:
Serial:88095661
Filed:Aug 28, 2018
Classes:9, 44
Registration:5911930
Registered:Nov 19, 2019
Goods & Services
software and hardware for use in insulin monitoring and tracking blood glucose levels; software and hardware for use in the acquisition, storage, sharing and analysis of medical and physiological data in the field of diabetes management; software and hardware for predicting blood glucose levels and controlling medicament delivery in the field of diabetes management | interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange medical information and data from devices for medical monitoring purposes; telemedicine services
T TANDEM DIABETES CARE
T TANDEM DIABETES CARE
Trademark
Combined
REGISTERED
Owner:
Serial:88095644
Filed:Aug 28, 2018
Classes:9, 44
Registration:5906425
Registered:Nov 12, 2019
Goods & Services
"DIABETES CARE"
CAPBIO
CAPBIO
Trademark
Combined
REGISTERED
Owner:
Serial:87935622
Filed:May 24, 2018
Classes:10
Registration:5997712
Registered:Feb 25, 2020
Goods & Services
Infusion sets; medical devices for inserting cannula; cannulae
CAPILLARY BIOMEDICAL
CAPILLARY BIOMEDICAL
Trademark
Combined
REGISTERED
Owner:
Serial:87935661
Filed:May 24, 2018
Classes:10
Registration:5997713
Registered:Feb 25, 2020
Goods & Services
"BIOMEDICAL"; Infusion sets; medical devices for inserting cannula; cannulae
CAPILLARY BIOMEDICAL
CAPILLARY BIOMEDICAL
Trademark
Combined
REGISTERED
Owner:
Serial:87935735
Filed:May 24, 2018
Classes:10
Registration:5997714
Registered:Feb 25, 2020
Goods & Services
"BIOMEDICAL"; Infusion sets; medical devices for inserting cannula; cannulae
CAPBIO
CAPBIO
Trademark
Combined
REGISTERED
Owner:
Serial:87932245
Filed:May 22, 2018
Classes:10
Registration:5997709
Registered:Feb 25, 2020
Goods & Services
Infusion sets; medical devices for inserting cannula; cannulae
CAPBIO
CAPBIO
Trademark
Word
REGISTERED
Owner:
Serial:87922671
Filed:May 15, 2018
Classes:10
Registration:5997695
Registered:Feb 25, 2020
Goods & Services
Infusion sets; medical devices for inserting cannula; cannulae
STEADIFLOW
STEADIFLOW
Trademark
Word
REGISTERED
Owner:
Serial:87922726
Filed:May 15, 2018
Classes:10
Registration:6329179
Registered:Apr 20, 2021
Goods & Services
Infusion sets; medical devices for inserting cannula; cannulae
STEADISET
STEADISET
Trademark
Word
REGISTERED
Owner:
Serial:87922713
Filed:May 15, 2018
Classes:10
Registration:6222318
Registered:Dec 15, 2020
Goods & Services
Infusion sets; medical devices for inserting cannula
BASAL-IQ
BASAL-IQ
Trademark
Word
CANCELLED
Owner:
Serial:87820397
Filed:Mar 5, 2018
Classes:9
Registration:5651403
Registered:Jan 8, 2019
Goods & Services
Software and hardware for use in insulin monitoring and tracking blood glucose levels; software and hardware for use in the acquisition, storage, sharing and analysis of medical and physiological data in the field of diabetes management; software and hardware for predicting blood glucose levels and controlling medicament delivery in the field of diabetes management
CONTROL-IQ
CONTROL-IQ
Trademark
Word
REGISTERED
Owner:
Serial:87820417
Filed:Mar 5, 2018
Classes:9
Registration:6029757
Registered:Apr 7, 2020
Goods & Services
Software and hardware for use in insulin monitoring and tracking blood glucose levels; software and hardware for use in the acquisition, storage, sharing and analysis of medical and physiological data in the field of diabetes management; software and hardware for predicting blood glucose levels and controlling medicament delivery in the field of diabetes management
T
T
Trademark
Combined
REGISTERED
Owner:
Serial:86776136
Filed:Oct 2, 2015
Classes:9, 10, 41, +1
Registration:4986972
Registered:Jun 28, 2016
Goods & Services
educational services, namely, conducting classes, seminars and workshops in diabetes treatment and the use of infusion pumps and infusion sets; training of healthcare providers in diabetes treatment and the use of infusion pumps and infusion sets; computer hardware, software, and downloadable mobile applications used for diabetes monitoring and management; computer hardware and software for linking medical instruments and devices; downloadable mobile application to simulate operation of an infusion pump; interactive medical monitoring, reporting and alert services for infusion pump users for medical treatment purposes; providing a web site for medical professionals and patients to exchange medical information and data from devices for medical monitoring purposes; medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments; infusion sets
T:30
T:30
Trademark
Word
CANCELLED
Owner:
Serial:86457735
Filed:Nov 18, 2014
Classes:10
Registration:5013616
Registered:Aug 2, 2016
T:SLIM G4
T:SLIM G4
Trademark
Word
ABANDONED
Owner:
Serial:86178641
Filed:Jan 29, 2014
Classes:10
T:90
T:90
Trademark
Word
CANCELLED
Owner:
Serial:86163797
Filed:Jan 13, 2014
Classes:10
Registration:4846673
Registered:Nov 3, 2015
MICRO-DELIVERY
MICRO-DELIVERY
Trademark
Word
REGISTERED
Owner:
Serial:85852794
Filed:Feb 18, 2013
Classes:10
Registration:4709715
Registered:Mar 24, 2015
Goods & Services
Computer software for measuring doses of medicine and sold as an integral component of medical infusion and injection devices for administering drugs and other medicaments
TOUCH SIMPLICITY
TOUCH SIMPLICITY
Trademark
Word
CANCELLED
Owner:
Serial:85727089
Filed:Sep 12, 2012
Classes:10, 41
Registration:4685136
Registered:Feb 10, 2015
Goods & Services
Medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments, infusion sets | Educational services, namely, conducting classes, seminars and workshops in diabetes treatment and the use of infusion pumps and infusion sets; training of healthcare providers in diabetes treatment and the use of infusion pumps and infusion sets
T:FLEX
T:FLEX
Trademark
Word
CANCELLED
Owner:
Serial:85580036
Filed:Mar 26, 2012
Classes:10
Registration:4800002
Registered:Aug 25, 2015
Goods & Services
Medical apparatus, namely, infusion and injection devices for administering drugs and other medicaments
T:SET
T:SET
Trademark
Word
ABANDONED
Owner:
Serial:85580018
Filed:Mar 26, 2012
Classes:10
T:DUAL
T:DUAL
Trademark
Word
ABANDONED
Owner:
Serial:85576990
Filed:Mar 22, 2012
Classes:10
T:LOOP
T:LOOP
Trademark
Word
ABANDONED
Owner:
Serial:85577026
Filed:Mar 22, 2012
Classes:10
T:SPORT
T:SPORT
Trademark
Word
ABANDONED
Owner:
Serial:85577041
Filed:Mar 22, 2012
Classes:10
THE PUMP YOU WANT FOR THE INSULIN YOU NEED
THE PUMP YOU WANT FOR THE INSULIN YOU NEED
Trademark
Word
ABANDONED
Owner:
Serial:85571574
Filed:Mar 16, 2012
Classes:10
T:CONNECT
T:CONNECT
Trademark
Word
REGISTERED
Owner:
Serial:85400294
Filed:Aug 17, 2011
Classes:9
Registration:4354600
Registered:Jun 18, 2013
Goods & Services
Computer hardware and software for receiving, processing, transmitting and displaying medical patient monitor data via telecommunication and global computer networks to a central repository for storage and remote access
TANDEM DIABETES CARE
TANDEM DIABETES CARE
Trademark
Word
REGISTERED
Owner:
Serial:85079984
Filed:Jul 8, 2010
Classes:10
Registration:4218348
Registered:Oct 2, 2012
T TANDEM DIABETES CARE
T TANDEM DIABETES CARE
Trademark
Combined
REGISTERED
Owner:
Serial:85080230
Filed:Jul 8, 2010
Classes:10
Registration:4218349
Registered:Oct 2, 2012
TANDEM DIABETES CARE
TANDEM DIABETES CARE
Service Mark
Combined
ABANDONED
Owner:
Serial:77464949
Filed:May 2, 2008
Classes:35
Goods & Services
"DIABETES CARE"
T-2
T-2
Trademark
Word
ABANDONED
Owner:
Serial:77439349
Filed:Apr 3, 2008
Classes:10
T-DUAL
T-DUAL
Trademark
Word
ABANDONED
Owner:
Serial:77439345
Filed:Apr 3, 2008
Classes:10
T-LOOP
T-LOOP
Trademark
Word
ABANDONED
Owner:
Serial:77439351
Filed:Apr 3, 2008
Classes:10
T:SLIM
T:SLIM
Trademark
Word
REGISTERED
Owner:
Serial:77439261
Filed:Apr 3, 2008
Classes:10
Registration:4158034
Registered:Jun 12, 2012
Goods & Services
medical devices, namely, infusion pumps and peripheral devices, namely, infusion sets for diabetes care for supplying medicaments and related therapies to patients
T-SPORT
T-SPORT
Trademark
Word
ABANDONED
Owner:
Serial:77439265
Filed:Apr 3, 2008
Classes:10

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