ImmunoGen, Inc.

34 Marks

Corp.

First Filed:Feb 6, 1990Latest Filed:Oct 2, 2025Address:1 N. Waukegan Road, North Chicago, IL 60064, US

Portfolio Overview

Top Classes

Class 5

Pharmaceuticals

28(82%)

Class 44

Medical, beauty and agricultural services

6(18%)

Class 36

Insurance, Financial Services & Real Estate

4(12%)

TTAB Proceedings

Proceedings

As Plaintiff

1(100%)

As Defendant

0(0%)

Top Firms

Trademark Activity Timeline(1990 – 2025)

Trademark Portfolio

34 results

(current & previous marks)

Refine by Mark/Description🔽

Filed

Registered

Last Activity

Trademark

Combined

PENDING

Owner:

Serial:99425465

Filed:Oct 2, 2025

Classes:5

Description: Pharmaceuticals for human use, namely, pharmaceutical preparations for treatment of cancer; pharmaceuticals for human use, namely, pharmaceutical preparations for treatment of oncological diseases, disorders, and conditions

DECNUPAZ

Trademark

Combined

PENDING

Owner:

Serial:99425467

Filed:Oct 2, 2025

Classes:5

DECNUPAZ

Trademark

Word

PENDING

Owner:

Serial:99210618

Filed:May 30, 2025

Classes:5

ELAHERE

Service Mark

Word

REGISTERED

Owner:

Serial:97693875

Filed:Nov 28, 2022

Classes:35, 36, 44

Registration:7423241

Registered:Jun 18, 2024

Description: Class 35: Business administration of patient pharmaceutical reimbursement programs; business administration of a patient support program for facilitating access to, distribution of, and reimbursement for pharmaceutical products
Class 36: Providing health insurance information about health insurance benefits, medication insurance coverage, insurance reimbursement, insurance payer policies and patient financial assistance to patients; financial consultation to medical patients in identification of health insurance alternatives; providing patient assistance programs, namely, providing financial assistance programs to provide access to pharmaceutical preparations at low or no cost to qualified uninsured and underinsured patients who have a demonstrated financial need
Class 44: Informational counseling for patients, namely, providing information and assistance with respect to obtaining prescription medications for medical purposes

ELAHERE MIRVETUXIMAB SORAVTANSINE INJECTION 100 MG SUPPORT SERVICES

Service Mark

Combined

REGISTERED

Owner:

Serial:97693879

Filed:Nov 28, 2022

Classes:35, 36, 44

Registration:7423244

Registered:Jun 18, 2024

ELAHERE SUPPORT SERVICES

Service Mark

Combined

REGISTERED

Owner:

Serial:97693878

Filed:Nov 28, 2022

Classes:35, 36, 44

Registration:7423243

Registered:Jun 18, 2024

ELAHERE SUPPORT SERVICES

Service Mark

Word

REGISTERED

Owner:

Serial:97693877

Filed:Nov 28, 2022

Classes:35, 36, 44

Registration:7423242

Registered:Jun 18, 2024

97676668

Trademark

Design

REGISTERED

Owner:

Serial:97676668

Filed:Nov 14, 2022

Classes:5

Registration:7169694

Registered:Sep 19, 2023

ELAHERE

Trademark

Combined

REGISTERED

Owner:

Serial:97676672

Filed:Nov 14, 2022

Classes:5

Registration:7169695

Registered:Sep 19, 2023

FR-ASSIST

Service Mark

Word

REGISTERED

Owner:

Serial:97532782

Filed:Aug 3, 2022

Classes:44

Registration:7375573

Registered:Apr 30, 2024

Description: Charitable services, namely, patient assistance programs to provide medical laboratory and analysis services for diagnostic and treatment purposes free of charge to low-income patients; patient support services, namely, providing health and medical information, pharmaceutical advice, information concerning medical treatment and disease management, and patient assistance programs in the nature of providing information about the provision of medical laboratory and analysis services free of charge to low-income patients via a website or telecommunications networks; patient assistance program support services, namely, providing medical laboratory and analysis services for diagnostic and treatment purposes at reduced or no cost for eligible patients and providing information about medication and access to medical care; medical laboratory and analysis services for diagnostic and treatment purposes

FR-ASSIST

Service Mark

Combined

REGISTERED

Owner:

Serial:97532787

Filed:Aug 3, 2022

Classes:44

Registration:7375574

Registered:Apr 30, 2024

IMMUNOGEN

Trademark

Word

REGISTERED

Owner:

Serial:97097296

Filed:Oct 28, 2021

Classes:5

Registration:6774914

Registered:Jun 28, 2022

Description: House mark for pharmaceutical products for human use, namely, pharmaceutical preparations for treatment of cancer; house mark for pharmaceutical products for human use, namely, pharmaceutical preparations for treatment of oncological diseases, disorders, and conditions

AKEYGA

Trademark

Word

ABANDONED

Owner:

Serial:90769159

Filed:Jun 11, 2021

Classes:5

DCYSIM

Trademark

Word

ABANDONED

Owner:

Serial:90769168

Filed:Jun 11, 2021

Classes:5

DECNUPAZ

Trademark

Word

ABANDONED

Owner:

Serial:90769164

Filed:Jun 11, 2021

Classes:5

OKEYGA

Trademark

Word

ABANDONED

Owner:

Serial:90769161

Filed:Jun 11, 2021

Classes:5

PAZVONIQ

Trademark

Word

ABANDONED

Owner:

Serial:90769165

Filed:Jun 11, 2021

Classes:5

ELAHERE

Trademark

Word

REGISTERED

Owner:

Serial:90488884

Filed:Jan 26, 2021

Classes:5

Registration:7001216

Registered:Mar 14, 2023

Description: Pharmaceuticals for human use, namely, pharmaceutical preparations for treatment of cancer, namely, antibody-drug conjugates; pharmaceuticals for human use, namely, pharmaceutical preparations for treatment of oncological diseases, disorders, and conditions