List of ImmunoGen patents

Patents where

Current Assignee

Name

ImmunoGen

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 10947315 Benzodiazepine derivatives	Patent 10947315 was granted and assigned to ImmunoGen on March, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10947315	March 16, 2021
‌ US Patent 11396543 Biparatopic FR-α antibodies and immunoconjugates	Patent 11396543 was granted and assigned to ImmunoGen on July, 2022 by the United States Patent and Trademark Office.		ImmunoGen	United States Patent and Trademark Office	11396543	July 26, 2022
‌ US Patent 11505617 Benzodiazepine derivatives	Patent 11505617 was granted and assigned to ImmunoGen on November, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11505617	November 22, 2022
‌ US Patent 11498979 Methods for preparing a purified maytansinoid conjugate in a solution	Patent 11498979 was granted and assigned to ImmunoGen on November, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11498979	November 15, 2022
‌ US Patent 11572349 Selective sulfonation of benzodiazepine derivatives	Patent 11572349 was granted and assigned to ImmunoGen on February, 2023 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11572349	February 7, 2023
‌ US Patent 10913795 Compositions and methods for antibody production	Patent 10913795 was granted and assigned to ImmunoGen on February, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10913795	February 9, 2021
‌ US Patent 11274121 Methods for antibody drug conjugation, purification, and formulation	Patent 11274121 was granted and assigned to ImmunoGen on March, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11274121	March 15, 2022
‌ US Patent 11278628 Pharmaceutical formulations and methods of use thereof	Patent 11278628 was granted and assigned to ImmunoGen on March, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11278628	March 22, 2022
‌ US Patent 11332535 Anti-CD123 antibodies and conjugates and derivatives thereof	Patent 11332535 was granted and assigned to ImmunoGen on May, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11332535	May 17, 2022
‌ US Patent 11033564 Therapeutic combinations comprising anti-FOLR1 immunoconjugates	Patent 11033564 was granted and assigned to ImmunoGen on June, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11033564	June 15, 2021
‌ US Patent 11471536 Process for preparing purified drug conjugates		ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11471536	October 18, 2022
‌ US Patent 11390633 Methods of preparing cytotoxic benzodiazepine derivatives	Patent 11390633 was granted and assigned to ImmunoGen on July, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11390633	July 19, 2022
‌ US Patent 11396519 Methods of preparing cytotoxic benzodiazepine derivatives	Patent 11396519 was granted and assigned to ImmunoGen on July, 2022 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11396519	July 26, 2022
‌ US Patent 10919969 Anti-CD123 antibodies and conjugates and derivatives thereof	Patent 10919969 was granted and assigned to ImmunoGen on February, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10919969	February 16, 2021
‌ US Patent 11420982 Methods of preparing cytotoxic benzodiazepine derivatives		ImmunoGen	ImmunoGen	United States Patent and Trademark Office	11420982	August 23, 2022
‌ US Patent 10968228 Methods of preparing substituted 12a,13-dihydro-6H-benzo[5,6][1,4]diazepino[1,2-a]indoles	Patent 10968228 was granted and assigned to ImmunoGen on April, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10968228	April 6, 2021
‌ US Patent 10899775 Methods of preparing cytotoxic benzodiazepine derivatives	Patent 10899775 was granted and assigned to ImmunoGen on January, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10899775	January 26, 2021
‌ US Patent 10875925 Anti-CD123 antibodies and conjugates and derivatives thereof		ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10875925	December 29, 2020
‌ US Patent 10944190 Methods for the acylation of maytansinol	Patent 10944190 was granted and assigned to ImmunoGen on March, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10944190	March 9, 2021
‌ US Patent 10822313 Selective sulfonation of benzodiazepine derivatives	Patent 10822313 was granted and assigned to ImmunoGen on November, 2020 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10822313	November 3, 2020
‌ US Patent 10752683 Folate receptor 1 antibodies and immunoconjugates and uses thereof	Patent 10752683 was granted and assigned to ImmunoGen on August, 2020 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10752683	August 25, 2020
‌ US Patent 10815309 Methods for preparing antibody-drug conjugates	Patent 10815309 was granted and assigned to ImmunoGen on October, 2020 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10815309	October 27, 2020
‌ US Patent 10913713 Methods of preparing cytotoxic benzodiazepine derivatives	Patent 10913713 was granted and assigned to ImmunoGen on February, 2021 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10913713	February 9, 2021
‌ US Patent 10844078 Methods of preparing cytotoxic benzodiazepine derivatives	Patent 10844078 was granted and assigned to ImmunoGen on November, 2020 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10844078	November 24, 2020
‌ US Patent 10787463 Methods of preparing cytotoxic benzodiazepine derivatives	Patent 10787463 was granted and assigned to ImmunoGen on September, 2020 by the United States Patent and Trademark Office.	ImmunoGen	ImmunoGen	United States Patent and Trademark Office	10787463	September 29, 2020

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