USPTO Grants Patent for Sulfur Compound in Tumor Treatment

ChangeBridge: Patent Grants - Therapeutics (A61P)

Published March 24th, 2026

Detected March 24th, 2026

Summary

The USPTO has granted patent US12582641B2 to SHANGHAITECH UNIVERSITY for a sulfur-containing compound based on a glutarimide skeleton and its application in treating tumors. The patent filing date was February 25, 2020, and the grant date is March 24, 2026.

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What changed

The United States Patent and Trademark Office (USPTO) has granted patent US12582641B2 to SHANGHAITECH UNIVERSITY. This patent covers a sulfur-containing compound based on a glutarimide skeleton and its application for treating tumors. The patent abstract details compounds of Formula (I) or (I') and their use, including salts, solvates, and stereoisomers.

This patent grant represents a new intellectual property asset for SHANGHAITECH UNIVERSITY in the field of oncology therapeutics. While this is a patent grant and not a regulatory rule, it signifies a new development in drug discovery that may impact future pharmaceutical development and commercialization strategies. Compliance officers in the pharmaceutical sector should be aware of this patent as it pertains to potential new treatments and associated intellectual property rights.

Source document (simplified)

← USPTO Patent Grants

Sulfur-containing compound based on glutarimide skeleton and application thereof

Grant US12582641B2 Kind: B2 Mar 24, 2026

Assignee

SHANGHAITECH UNIVERSITY

Inventors

Xiaobao Yang, Biao Jiang, Xing Qiu, Ning Sun, Renhong Sun, Linyi Liu, Chaowei Ren

Abstract

The present disclosure relates to a compound of Formula (I) or a salt, a solvate, an isotopically enriched analog, a tautomer, a polymorph, a stereoisomer thereof, or a mixture of stereoisomers thereof, and their use for treating a tumor. The present disclosure also relates to a compound of Formula (I′) or a pharmaceutically acceptable salt, a solvate, an isotopically enriched analog, a tautomer, a polymorph, a stereoisomer thereof, or a mixture of stereoisomers thereof, and their use for treating a tumor.

CPC Classifications

A61K 31/4545 A61K 31/454 A61K 31/4709 A61K 31/496 A61K 31/506 A61K 31/517 A61K 31/5377 A61K 31/541 A61K 31/55 A61K 31/551 A61K 45/06 A61P 35/00 A61P 7/06 A61P 35/02 C07D 401/04 C07D 401/14 C07D 405/14 C07D 409/14 C07D 413/14 C07D 471/04 C07D 471/08 C07D 491/107 C07D 417/14 C07D 453/02 C07D 487/08 C07F 9/65583 C07F 9/6558