STRECK LLC logo

STRECK LLC

46 Marks
LLC
First Filed:Feb 17, 1969Latest Filed:Feb 20, 2026Address:7002 S. 109th Street, La Vista, NE 68128, US

Portfolio Overview

Registered
39(87%)
Pending
2(4%)
Dead
5(11%)

Top Classes

Class 1
Industrial Chemicals & Adhesives
21(47%)
Class 5
Pharmaceuticals
16(36%)
Class 9
Electronics, Software & Scientific Equipment
4(9%)

TTAB Proceedings

Total Proceedings
1
As Plaintiff
1(100%)
As Defendant
0(0%)

Top Firms

MARSHALL, GERSTEIN & BORUN L...(Mar 2023)
40
The Dobrusin Law Firm, P.C.(Oct 2016)
3

Trademark Activity Timeline(1983 – 2026)

Trademark Portfolio

46 results

(current & previous marks)

Refine by Mark/Description🔽
Filed
Registered
Last Activity
NUCLEIC ACID PLUS BCT
PENDING
Owner:
Serial:99701431
Filed:Mar 13, 2026
Classes:1
CD-CHEX
CD-CHEX
Trademark
Word
PENDING
Owner:
Serial:99661730
Filed:Feb 20, 2026
Classes:5
Goods & Services
Class 005: Procedural controls in the nature of chemical reagents for medical and veterinary purposes, namely, stable white blood cell reference control for use in immunophenotyping by flow cytometry
NUCLEIC ACID BCT
NUCLEIC ACID BCT
Trademark
Word
REGISTERED
Owner:
Serial:97817354
Filed:Mar 1, 2023
Classes:1
Registration:8128573
Registered:Feb 3, 2026
Goods & Services
Diagnostic preparations for storage, control and transportation of hematology samples in collection tubes for scientific or research use; "NUCLEIC ACID"
PROTEIN PLUS BCT
PROTEIN PLUS BCT
Trademark
Word
REGISTERED
Owner:
Serial:97817357
Filed:Mar 1, 2023
Classes:1
Registration:8128574
Registered:Feb 3, 2026
Goods & Services
Diagnostic preparations for storage, control and transportation of hematology samples in collection tubes for scientific or research use; "PROTEIN"
MDX-CHEX
MDX-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:90812378
Filed:Jul 6, 2021
Classes:1
Registration:7134021
Registered:Aug 8, 2023
Goods & Services
Calibration, reference, and quality control fluids for molecular instrumentation used in scientific and research laboratories; Calibration, reference, and quality control fluids for molecular instrumentation used in clinical laboratories
CAL-CHEX
CAL-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:88939116
Filed:May 29, 2020
Classes:1
Registration:6227474
Registered:Dec 22, 2020
Goods & Services
In vitro diagnostic reagents used as calibrators for hematology instruments
ESR-CHEX
ESR-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:88939112
Filed:May 29, 2020
Classes:1
Registration:6414447
Registered:Jul 13, 2021
Goods & Services
In vitro diagnostic reagent, for clinical, medical, or research laboratory purposes, used as a control for evaluating accuracy and precision of hematology testing | In vitro diagnostic reagent, for medical purposes, used as a control for evaluating accuracy and precision of hematology testing
STRECK CELL PRESERVATIVE
REGISTERED
Owner:
Serial:88939108
Filed:May 29, 2020
Classes:1
Registration:6617641
Registered:Jan 18, 2022
Goods & Services
"CELL PRESERVATIVE"
TEMP-CHEX
TEMP-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:88939199
Filed:May 29, 2020
Classes:9
Registration:6903662
Registered:Nov 22, 2022
Goods & Services
Thermometers for monitoring temperature of clinical laboratory reagents, controls, and medical patient specimens
THE SCIENCE OF TRUST
THE SCIENCE OF TRUST
Service Mark
Word
REGISTERED
Owner:
Serial:88466212
Filed:Jun 10, 2019
Classes:40, 42
Registration:6076382
Registered:Jun 9, 2020
Goods & Services
Manufacturing services for others in the field of quality control and diagnostic laboratory equipment for clinical and research use in the fields of hematology, immunology, molecular diagnostics, infectious diseases and urinalysis; Custom manufacture of quality control and diagnostic laboratory equipment to the order and specification of others for clinical and research use in the fields of hematology, immunology, molecular diagnostics, infectious diseases and urinalysis; Development of quality control and diagnostic products for others, namely, laboratory equipment, for clinical and research use in the fields of hematology, immunology, molecular diagnostics, infectious diseases and urinalysis. Development of quality control and diagnostic products, namely, laboratory equipment, for clinical and research use to the order and specification of others in the fields of hematology, immunology, molecular diagnostics, infectious diseases and urinalysis; interlaboratory quality control services for others; hematology and molecular analysis for scientific research purposes
RNA COMPLETE BCT
RNA COMPLETE BCT
Trademark
Word
REGISTERED
Owner:
Serial:88143735
Filed:Oct 4, 2018
Classes:1
Registration:6114200
Registered:Jul 28, 2020
Goods & Services
Diagnostic preparations for storage, control and transportation of hematology samples in collection tubes for scientific or research use; "RNA"
87477123
87477123
Trademark
Design
REGISTERED
Owner:
Serial:87477123
Filed:Jun 6, 2017
Classes:1
Registration:5455068
Registered:Apr 24, 2018
Goods & Services
Diagnostic Preparations for Storage, Control and Transport of Hematology Samples for Scientific or Research Use; Hematology reference controls for in Vitro scientific or research Diagnostic Use; In vitro diagnostic reagents, namely, hematology, chemical and immunology controls for scientific or research use; Diagnostic kits comprised of reagents and assays for identifying gram-negative resistant bacteria for research purposes; Enzymes for Medical Research Purposes
STRECK
STRECK
Trademark
Combined
REGISTERED
Owner:
Serial:87477069
Filed:Jun 6, 2017
Classes:1
Registration:5460603
Registered:May 1, 2018
Goods & Services
Diagnostic Preparations for Storage, Control and Transport of Hematology Samples for Scientific or Research Use; Hematology reference controls for in Vitro scientific or research Diagnostic Use; In vitro diagnostic reagents, namely, hematology, chemical and immunology controls for scientific or research use; Diagnostic kits comprised of reagents and assays for identifying gram-negative resistant bacteria for research purposes; Enzymes for Medical Research Purposes | Diagnostic Preparations for Storage, Control and Transport of Hematology Samples for medical use; Hematology reference controls in the nature of preparations for in Vitro medical Diagnostic Use | Laboratory equipment and supplies, namely, thermometers, PCR systems comprised of computer hardware, computer software for operating PCR instruments and tabulating test results, and thermocycler apparatus, PCR kits comprising DNA microarrays, DNA probes and DNA assays, automated erythrocyte sedimentation measuring equipment, and Erythrocyte sedimentation racks | Blood testing apparatus, namely, blood collecting tubes
STRECK
STRECK
Trademark
Stylized
REGISTERED
Owner:
Serial:87476565
Filed:Jun 6, 2017
Classes:1
Registration:5455067
Registered:Apr 24, 2018
Goods & Services
Diagnostic Preparations For Storage, Control And Transport Of Hematology Samples For Scientific Or Research Use; Hematology Reference Controls For In Vitro Scientific Or Research Diagnostic Use; In Vitro Diagnostic Reagents, Namely, Hematology, Chemical And Immunology Controls For Scientific Or Research Use; Diagnostic Kits Comprised Of Reagents And Assays For Identifying Gram-Negative Resistant Bacteria For Research Purposes; Enzymes For Medical Research Purposes | Diagnostic Preparations for Storage, Control and Transport of Hematology Samples for medical use; Hematology reference controls in the nature of preparations for in Vitro medical Diagnostic Use | Laboratory Equipment And Supplies, Namely, Thermometers, PCR Systems Comprised Of Computer Hardware, Computer Software For Operating PCR Instruments And Tabulating Test Results, And Thermocycler Apparatus, PCR Kits Comprising DNA Microarrays, DNA Probes And DNA Assays, Automated Erythrocyte Sedimentation Measuring Equipment, And Erythrocyte Sedimentation Racks | Blood testing apparatus, namely, blood collecting tubes
STATS
STATS
Service Mark
Word
REGISTERED
Owner:
Serial:87424347
Filed:Apr 25, 2017
Classes:42
Registration:5462185
Registered:May 8, 2018
Goods & Services
Interlaboratory quality control services for others
CD-CHEX CD103 PLUS
CD-CHEX CD103 PLUS
Trademark
Word
REGISTERED
Owner:
Serial:87420237
Filed:Apr 21, 2017
Classes:5
Registration:5405136
Registered:Feb 20, 2018
Goods & Services
"CD103"
CD-CHEX TDT PLUS
CD-CHEX TDT PLUS
Trademark
Word
REGISTERED
Owner:
Serial:87420233
Filed:Apr 21, 2017
Classes:5
Registration:5329558
Registered:Nov 7, 2017
Goods & Services
Procedural controls in the nature of chemical reagents for medical and veterinary purposes, namely, stable white blood cell reference control for use in immunophenotyping by flow cytometry
FUSION2
FUSION2
Trademark
Stylized
CANCELLED
Owner:
Serial:87201095
Filed:Oct 12, 2016
Classes:1, 10
Registration:5481854
Registered:May 29, 2018
Goods & Services
Diagnostic Preparations for Storage, Control and Transport of Hematology Samples for Scientific or Research Use; Blood testing apparatus, namely, blood collecting tubes
FUSION2
FUSION2
Trademark
Word
CANCELLED
Owner:
Serial:87195959
Filed:Oct 7, 2016
Classes:1, 10
Registration:5481844
Registered:May 29, 2018
Goods & Services
Diagnostic Preparations for Storage, Control and Transport of Hematology Samples for Scientific or Research Use; Blood Testing Apparatus, Namely, Blood Collecting Tubes
PARA 4
PARA 4
Trademark
Word
REGISTERED
Owner:
Serial:87080205
Filed:Jun 22, 2016
Classes:1
Registration:5119475
Registered:Jan 10, 2017
Goods & Services
"4"
ZULU RT
ZULU RT
Trademark
Word
CANCELLED
Owner:
Serial:87036022
Filed:May 13, 2016
Classes:9
Registration:5408190
Registered:Feb 20, 2018
SPERM-CHEX
SPERM-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:86750003
Filed:Sep 8, 2015
Classes:5
Registration:5211633
Registered:May 30, 2017
Goods & Services
Reagents For In Vitro Diagnostic Use, Namely, An Assayed Control Containing Actual Sperm For Monitoring Sperm Counts Performed Manually Using A Hemocytometer To Validate Quantification Of Sperm In A Controlled Laboratory Environment
ARM-D
ARM-D
Trademark
Word
REGISTERED
Owner:
Serial:86541458
Filed:Feb 20, 2015
Classes:1
Registration:4826697
Registered:Oct 6, 2015
Goods & Services
Diagnostic kits comprised of reagents and assays for identifying gram-negative resistant bacteria for research purposes
CD-CHEX CD117
CD-CHEX CD117
Trademark
Word
REGISTERED
Owner:
Serial:86112984
Filed:Nov 7, 2013
Classes:5
Registration:4779898
Registered:Jul 28, 2015
Goods & Services
Procedural controls in the nature of chemical reagents for medical and veterinary purposes, namely, stable white blood cell reference control for use in immunophenotyping by flow cytometry; "CD117"
CD-CHEX CD34
CD-CHEX CD34
Trademark
Word
REGISTERED
Owner:
Serial:86112971
Filed:Nov 7, 2013
Classes:5
Registration:4779897
Registered:Jul 28, 2015
Goods & Services
Procedural controls in the nature of chemical reagents for medical and veterinary purposes, namely, stable white blood cell reference control for use in immunophenotyping by flow cytometry; "CD34"
CD-CHEX PLUS
CD-CHEX PLUS
Trademark
Word
REGISTERED
Owner:
Serial:86112962
Filed:Nov 7, 2013
Classes:5
Registration:4779896
Registered:Jul 28, 2015
Goods & Services
Procedural controls in the nature of chemical reagents for medical or veterinary purposes, namely, stable white blood cell reference control for use in immunophenotyping by flow cytometry
CD-CHEX SELECT
CD-CHEX SELECT
Trademark
Word
REGISTERED
Owner:
Serial:86112951
Filed:Nov 7, 2013
Classes:5
Registration:4792791
Registered:Aug 18, 2015
Goods & Services
Procedural controls in the nature of chemical reagents for medical and veterinary purposes, namely, stable white blood cell reference control for use in immunophenotyping by flow cytometry
CELL-FREE DNA BCT
CELL-FREE DNA BCT
Trademark
Word
REGISTERED
Owner:
Serial:85785470
Filed:Nov 21, 2012
Classes:1
Registration:4450121
Registered:Dec 17, 2013
Goods & Services
"CELL-FREE DNA"
CELL-FREE RNA BCT
CELL-FREE RNA BCT
Trademark
Word
CANCELLED
Owner:
Serial:85785523
Filed:Nov 21, 2012
Classes:1
Registration:4450122
Registered:Dec 17, 2013
Goods & Services
"CELL-FREE RNA"
CELL-CHEX
CELL-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:85410938
Filed:Aug 30, 2011
Classes:5
Registration:4166939
Registered:Jul 3, 2012
Goods & Services
Diagnostic reagents for use as a procedural control for use in monitoring total cell counts and white cell differentiation in body fluids, namely, spinal fluid, synovial fluid, peritoneal fluid, pericardial fluid, and pleural fluid
STRECK
STRECK
Trademark
Stylized
REGISTERED
Owner:
Serial:85048942
Filed:May 27, 2010
Classes:1
Registration:3877129
Registered:Nov 16, 2010
Goods & Services
In vitro diagnostic reagents, namely, hematology, chemical, and immunology controls for scientific or research use
STRECK
STRECK
Trademark
Word
REGISTERED
Owner:
Serial:85048932
Filed:May 27, 2010
Classes:1
Registration:3877128
Registered:Nov 16, 2010
Goods & Services
In vitro diagnostic reagents, namely, hematology, chemical, and immunology controls for scientific or research use
UA-CELLULAR
UA-CELLULAR
Trademark
Word
REGISTERED
Owner:
Serial:85048959
Filed:May 27, 2010
Classes:5
Registration:3846846
Registered:Sep 7, 2010
Goods & Services
Reference control, namely, a medical diagnostic reagent for monitoring the accuracy and precision of instruments that determine blood cells in urine
CYTO-CHEX
CYTO-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:77479291
Filed:May 20, 2008
Classes:20
Registration:3634052
Registered:Jun 9, 2009
Goods & Services
nonmetal containers for the transport, storage, and control of hematology samples for medical and scientific purposes
ESR-AUTO PLUS
ESR-AUTO PLUS
Trademark
Word
REGISTERED
Owner:
Serial:78586678
Filed:Mar 14, 2005
Classes:9
Registration:3063564
Registered:Feb 28, 2006
Goods & Services
Laboratory equipment for monitoring the accuracy and precision of the sedimentation rate of erythrocytes in blood
A1C-CELLULAR
A1C-CELLULAR
Trademark
Word
REGISTERED
Owner:
Serial:78544055
Filed:Jan 7, 2005
Classes:5
Registration:3134491
Registered:Aug 22, 2006
Goods & Services
Hematology reference control, namely, a medical diagnostic reagent for monitoring the accuracy and precision of instruments that determine the hemoglobin content in blood
STRECK
STRECK
Trademark
Combined
REGISTERED
Owner:
Serial:78516235
Filed:Nov 12, 2004
Classes:1
Registration:3080822
Registered:Apr 11, 2006
Goods & Services
In vitro diagnostic reagents, namely, hematology, chemical, and immunology controls for scientific or research use
STATS-LINK
STATS-LINK
Service Mark
Word
REGISTERED
Owner:
Serial:76457605
Filed:Oct 11, 2002
Classes:42
Registration:2752589
Registered:Aug 19, 2003
Goods & Services
PROVIDING INTERLABORATORY QUALITY CONTROL SERVICES FOR OTHERS
CYTO-CHEX
CYTO-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:76375017
Filed:Feb 26, 2002
Classes:5
Registration:2668866
Registered:Dec 31, 2002
Goods & Services
DIAGNOSTIC PREPARATIONS FOR THE STORAGE, CONTROL, AND TRANSPORT OF HEMATOLOGY SAMPLES
SICKLE-CHEX
SICKLE-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:76375212
Filed:Feb 26, 2002
Classes:5
Registration:2677465
Registered:Jan 21, 2003
Goods & Services
DIAGNOSTIC PREPARATIONS FOR CHECKING THE ACCURACY OF ANALYTICAL MEASURING INSTRUMENTS AND SAMPLES IN MEDICAL AND BIOCHEMICAL LABORATORIES
STAK-CHEX
STAK-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:75623750
Filed:Jan 19, 1999
Classes:5
Registration:2335221
Registered:Mar 28, 2000
Goods & Services
White blood cell hematology reference control, namely, a reagent for in vitro medical diagnostic use
SUGAR-CHEX
SUGAR-CHEX
Trademark
Word
CANCELLED
Owner:
Serial:74157012
Filed:Apr 15, 1991
Classes:5
Registration:1726948
Registered:Oct 27, 1992
Goods & Services
glucose controls for in vitro medical diagnostic use
RETIC-CHEX
RETIC-CHEX
Trademark
Word
REGISTERED
Owner:
Serial:73710533
Filed:Feb 10, 1988
Classes:5
Registration:1510645
Registered:Nov 1, 1988
Goods & Services
Class 005: STABILIZED BLOOD CELL PREPARATION USED AS A HEMATOLOGY REFERENCE CONTROL FOR MONITORING THE ACCURACY AND PRECISION OF INSTRUMENTS THAT COUNT HUMAN RETICULOCYTES
VC-100
VC-100
Trademark
Word
REGISTERED
Owner:
Serial:73476345
Filed:Apr 20, 1984
Classes:9
Registration:1363011
Registered:Oct 1, 1985
Goods & Services
LABORATORY EQUIPMENT, NAMELY, UNIT FOR TESTING PIPETTOR AND DILUTOR PERFORMANCE
PARA 12
PARA 12
Trademark
Word
REGISTERED
Owner:
Serial:73447491
Filed:Oct 11, 1983
Classes:1
Registration:1317494
Registered:Feb 5, 1985
Goods & Services
Hermatology Reference Control-Namely, a Reagent Used for In Vitro Diagnostic Use
SICKLEDEX
SICKLEDEX
Trademark
Word
REGISTERED
Owner:
Serial:72319349
Filed:Feb 17, 1969
Classes:1, 6
Registration:0889582
Registered:Apr 21, 1970
Goods & Services
DIAGNOSTIC REAGENT FOR LABORATORY USE

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