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BioWorld - Thursday, April 23, 2026
Home » Topics » Regulatory » Patents

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AI-generated digital horse illustration

PTO director strikes a blow for ML patent subject matter eligibility

Oct. 13, 2025
By Mark McCarty
John Squires, the recently anointed director of the U.S. Patent and Trademark Office, has determined that a machine learning (ML) patent application met the standard for patent subject matter eligibility, an outcome that seems to bode well for ML-based patent applications going forward.
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Hematologic

Entasis Therapeutics discovers new MASP2 and MASP3 inhibitors

Oct. 13, 2025
Entasis Therapeutics Holdings Inc. has described mannan-binding lectin serine protease 2 (MASP2) and/or mannan-binding lectin serine protease 3 (MASP3) inhibitors reported to be useful for the treatment of thrombotic microangiopathy, ischemia-reperfusion injury, disseminated intravascular coagulation, graft-versus-host disease, diffuse alveolar hemorrhage syndrome, and renal, eye and cardiovascular disorders, among others.
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Cancer

New KIF18A inhibitors disclosed in Roche patent

Oct. 13, 2025
F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. have divulged kinesin-like protein KIF18A inhibitors reported to be useful for the treatment of cancer.
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Dermatologic

Haisco Pharmaceutical describes new TNF-α/TNFR1 interaction inhibitors

Oct. 13, 2025
Haisco Pharmaceutical Group Co. Ltd. has identified compounds acting as TNF-α/TNF receptor superfamily member 1A (TNFR1) interaction inhibitors reported to be useful for the treatment of psoriasis and rheumatoid arthritis.
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Infection

CSPC Zhongqi Pharmaceutical Technology divulges new CEN inhibitors

Oct. 13, 2025
CSPC Zhongqi Pharmaceutical Technology (Shijiazhuang) Co. Ltd. has synthesized prodrugs of deuterated baloxavir marboxil derivatives acting as cap-dependent endonuclease (CEN) (influenza virus) inhibitors reported to be useful for the treatment of influenza viral infections.
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Cancer

Chia Tai Tianqing Pharmaceutical patents new BCL6 degradation inducers

Oct. 13, 2025
Chia Tai Tianqing Pharmaceutical Group Co. Ltd. has disclosed proteolysis targeting chimeric (PROTAC) compounds comprising cereblon (CRBN) ligands covalently bonded to a B-cell lymphoma 6 protein (BCL6)-targeting moiety through a linker.
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Cancer

Shandong Simcere Medgenn Bio-Pharmaceutical discovers new CDK4/cyclin D1 inhibitors

Oct. 10, 2025
Shandong Simcere Medgenn Bio-Pharmaceutical Co. Ltd. has described CDK4/cyclin D1 inhibitors reported to be useful for the treatment of cancer.
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Neurology/psychiatric

Myrobalan Therapeutics describes new GPR17 antagonists

Oct. 10, 2025
Myrobalan Therapeutics Nanjing Co. Ltd. has divulged uracil nucleotide/cysteinyl leukotriene receptor (GPR17; P2Y-like) antagonists reported to be useful for the treatment of multiple sclerosis, amyotrophic lateral sclerosis, Alzheimer’s disease and Parkinson’s disease.
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Neurology/psychiatric

New compounds for anesthesia disclosed in Kelun Pharmaceutical patent

Oct. 10, 2025
Sichuan Kelun Pharmaceutical Research Institute Co. Ltd. and Suzhou Kelun Pharmaceutical Co. Ltd. have identified carboxylic acid ester compounds reported to be useful for anesthesia.
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Immuno-oncology

Beijing Chempion Biotechnology divulges new FOLR1-targeting ADCs

Oct. 10, 2025
Beijing Chempion Biotechnology Co. Ltd. has synthesized antibody-drug conjugates comprising antibodies targeting folate receptor α (FOLR1; FR-α) covalently linked to a cytotoxic drug through a linker reported to be useful for the treatment of cancer.
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