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BioWorld - Wednesday, June 10, 2026
Home » Topics » Regulatory » Patents

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PTO restores interested party disclosure mandate for PTAB proceedings

Nov. 6, 2025
By Mark McCarty
The U.S. Patent and Trademark Office (PTO) has resurrected a previous policy that requires parties to a proceeding at the Patent Trial and Appeals Board to disclose all the parties of interest in the proceeding. PTO said this shift is driven in part by national security considerations, but the reversal forces participants in PTAB proceedings to disclose the identity of any affiliates that may have an interest in the outcome lest the petition for an administrative hearing be denied.
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Hematologic

Simcere Pharmaceutical discovers new plasminogen activators

Nov. 6, 2025
No Comments
Simcere Pharmaceutical Co. Ltd. has described stachybotrys microspore triprenyl phenols (SMTPs) acting as plasminogen activators reported to be useful for the treatment of thromboembolism.
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Immune

Pentacyclic derivatives for autoimmune diseases disclosed in Hansoh patent

Nov. 6, 2025
No Comments
Jiangsu Hansoh Pharmaceutical Group Co. Ltd. and Shanghai Hansoh Biomedical Co. Ltd. have divulged pentacyclic derivatives reported to be useful for the treatment of autoimmune disease.
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Cancer

Hangzhou Raygene Pharmaceutical describes new benzotriazine dioxide compounds

Nov. 6, 2025
No Comments
Hangzhou Raygene Pharmaceutical Co. Ltd. has identified benzotriazine dioxide compounds reported to be useful for the treatment of cancer.
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Neurology/psychiatric

Chinese scientists divulge new Nav1.8 blockers

Nov. 6, 2025
No Comments
Scientists at Apichope Bio Pharmaceutical Co. Ltd., Apichope Pharmaceutical Co. Ltd., Guangzhou Lianrui Pharmaceutical Co. Ltd. and Guangzhou Runlin Pharmaceutical Technology Co. Ltd. have synthesized sodium channel protein type 10 subunit α (SCN10A; Nav1.8) blockers potentially useful for the treatment of pain, arrhythmia, cough, multiple sclerosis, urinary incontinence and Charcot-Marie-Tooth disease.
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Cancer

Scinnohub patents new RET inhibitors

Nov. 6, 2025
No Comments
Scinnohub Pharmaceutical Co. Ltd. has disclosed compounds reported to be useful for the treatment of cancer and inflammatory diseases.
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Neurology/psychiatric

Sichuan Credit Pharmaceutical discovers new cocrystals of tizanidine and meloxicam

Nov. 5, 2025
Sichuan Credit Pharmaceutical Co. Ltd. has described cocrystals of tizanidine and meloxicam reported to be useful for the treatment of pain.
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Inflammatory

New cGAS inhibitors disclosed in Haisco patent

Nov. 5, 2025
Haisco Pharmaceutical Group Co. Ltd. has divulged cyclic GMP-AMP synthase (MB21D1; cGAS) inhibitors reported to be useful for the treatment of inflammatory, renal, psychiatric, cardiovascular, eye, respiratory and metabolic disorders, as well as cancer.
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Cancer

Hangzhou Baicreat Pharma-Tech describes new POLθ inhibitors

Nov. 5, 2025
Hangzhou Baicreat Pharma-Tech Co. Ltd. has identified DNA polymerase θ (POLθ) inhibitors reported to be useful for the treatment of cancer.
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Diagnostics

Nanjing Nuoyuan Medical Devices divulges new heptamethine cyanine near infrared dyes

Nov. 5, 2025
Nanjing Nuoyuan Medical Devices Co. Ltd. has synthesized heptamethine cyanine near infrared (NIR) dyes reported to be useful for diagnosis of cancer.
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