EP3872086A1 SIRP Polypeptide Compositions and Methods of Use
Summary
The European Patent Office published patent application EP3872086A1 for SIRP polypeptide compositions and methods of use, filed by AB Initio Biotherapeutics Inc., with inventors including Aaron Michael RING, Roy Louis MAUTE, Andrew Curtis KRUSE, Aashish MANGLIK, and Kenneth S. LIN. The application covers therapeutic compositions and methods including multiple IPC classifications across immunology, oncology, and cardiovascular applications. The patent designates all European member states as covered territories.
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GovPing monitors EPO Patent Bulletin - Peptides (C07K) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 46 changes logged to date.
What changed
The EPO published patent application EP3872086A1 for SIRP (Signal Regulatory Protein) polypeptide compositions and associated therapeutic methods. The application includes claims covering the compositions themselves as well as methods of using such polypeptides in treatment. The patent is classified under multiple IPC categories spanning cytokine therapeutics, immunological disorders, oncology, cardiovascular, and antiviral applications.
For parties operating in the biotechnology and pharmaceutical sectors, this patent publication establishes intellectual property protection in the European market for SIRP-based therapeutics. Competitors developing similar immunomodulatory therapies should conduct freedom-to-operate analyses to assess potential infringement risks in designated EPO member states.
Archived snapshot
Apr 24, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
SIRP POLYPEPTIDE COMPOSITIONS AND METHODS OF USE
Publication EP3872086A1 Kind: A1 Apr 15, 2026
Applicants
AB Initio Biotherapeutics Inc.
Inventors
RING, Aaron Michael, MAUTE, Roy Louis, KRUSE, Andrew Curtis, MANGLIK, Aashish, LIN, Kenneth S.
IPC Classifications
C07K 14/55 20060101AFI20210728BHEP C07K 14/705 20060101ALI20210728BHEP A61K 38/20 20060101ALI20210728BHEP C07K 16/28 20060101ALI20210728BHEP A61P 7/06 20060101ALI20210728BHEP A61P 9/10 20060101ALI20210728BHEP A61P 11/06 20060101ALI20210728BHEP A61P 31/12 20060101ALI20210728BHEP A61P 35/00 20060101ALI20210728BHEP A61P 37/02 20060101ALI20210728BHEP A61P 37/06 20060101ALI20210728BHEP A61P 43/00 20060101ALI20210728BHEP A61P 37/08 20060101ALI20210728BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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