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Patents

Browse 26 pharma-relevant US patents (A61K/A61P) linked to tracked companies. Patent cliff and LOE intelligence for BD teams.

29,054 patents indexed
patent

US 12421292

Anti-DLL3 chimeric antigen receptors and uses thereof

Legend Biotech Ireland Limited · Granted Tue Sep 23 2025 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Sep 18 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12351638

Chimeric antigen receptors targeting BCMA and methods of use thereof

LEGEND BIOTECH USA INC. · Granted Tue Jul 08 2025 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 03 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12275788

Single-domain antibodies against CD33 and constructs thereof

Legend Biotech Ireland Limited · Granted Tue Apr 15 2025 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 10 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12258418

Claudin18.2 binding moieties and uses thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Mar 25 2025 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Mar 20 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12240914

Antibody against factor XIa in activated form of coagulant factor XI, preparation method t

MAB-LEGEND BIOTECH CO., LTD. · Granted Tue Mar 04 2025 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Feb 27 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12168688

Antibodies and variants thereof against PD-L1

Nanjing Legend Biotech Co., Ltd · Granted Tue Dec 17 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 12 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12097219

Single-domain antibodies against CLL1 and constructs thereof

Legend Biotech Ireland Limited · Granted Tue Sep 24 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Sep 19 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 12006363

Anti-tetraspanin 33 agents and compositions and methods for making and using the same

BioLegend, Inc. · Granted Tue Jun 11 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jun 06 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11958903

Single-domain antibodies against LAG-3 and uses thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11932698

Anti-mesothelin chimeric antigen receptor (CAR) constructs and uses thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Mar 19 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Mar 14 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11905327

Single-domain antibodies and variants thereof against TIGIT

Nanjing Legend Biotech Co., Ltd · Granted Tue Feb 20 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Feb 15 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11827713

Chimeric antibody immune effector cell engagers and methods of use thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Nov 28 2023 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 23 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11713353

Single-domain antibodies and variants thereof against PD-1

Nanjing Legend Biotech Co., Ltd · Granted Tue Aug 01 2023 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 27 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11708410

Antibodies and variants thereof against TIGIT

Nanjing Legend Biotech Co., Ltd · Granted Tue Jul 25 2023 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 20 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11673954

Single-domain antibodies and variants thereof against PD-L1

Nanjing Legend Biotech Co., Ltd · Granted Tue Jun 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jun 08 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11608489

Compositions and methods for performing magnetibuoyant separations

BioLegend, Inc. · Granted Tue Mar 21 2023 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Mar 16 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11564945

Chimeric antigen receptor and use thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Jan 31 2023 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jan 26 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11535677

Chimeric antigen receptors targeting BCMA and methods of use thereof

LEGEND BIOTECH USA INC. · Granted Tue Dec 27 2022 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 22 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11505601

Compositions and methods using a single-domain antibody binding transferrin and protein A

Nanjing Legend Biotech Co., Ltd · Granted Tue Nov 22 2022 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 17 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11472881

Single-domain antibodies and variants thereof against CTLA-4

Nanjing Legend Biotech Co., Ltd · Granted Tue Oct 18 2022 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Oct 13 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11447573

Multispecific antigen binding proteins and methods of use thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Sep 20 2022 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Sep 15 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11401317

Human-CD123-targeting chimeric receptor ligand and application thereof

Nanjing Legend Biotech Co., Ltd · Granted Tue Aug 02 2022 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 28 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11186647

Chimeric antigen receptors targeting BCMA and methods of use thereof

LEGEND BIOTECH USA INC. · Granted Tue Nov 30 2021 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 25 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 11168146

Compositions and methods for increasing protein half-life in a serum

Nanjing Legend Biotech Co., Ltd · Granted Tue Nov 09 2021 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 04 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

granted