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Indolo[2′,3′:3,4]pyrido[2,1-b]quinazoline compound and use thereof

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Summary

USPTO granted patent US12590093B2 to the Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences, covering an indolo[2′,3′:3,4]pyrido[2,1-b]quinazoline compound for treating cardiovascular and cerebrovascular diseases. The patent lists 13 inventors and contains 4 claims, with applications including increasing expression of AMPK, ABCA1, and SR-BI, and inhibiting NLRP3, IL-1β, NF-κB, and MAPKs.

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What changed

USPTO issued Patent No. US12590093B2 to the Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences, for an indolo[2′,3′:3,4]pyrido[2,1-b]quinazoline compound (general formula I). The patent covers use in manufacturing medicaments for treating cardiovascular/cerebrovascular diseases, formulations for increasing expression of AMPK, ABCA1, and SR-BI, and anti-inflammatory applications. The patent was granted March 31, 2026, with Application No. 17767218 filed September 27, 2020.

This patent grant establishes intellectual property rights for the Chinese Academy of Medical Sciences. Pharmaceutical companies developing cardiovascular treatments should conduct freedom-to-operate analyses to ensure their compounds or methods do not infringe this patent. Companies with overlapping cardiovascular drug pipelines should review this patent landscape to assess potential licensing needs or design-around strategies.

Archived snapshot

Mar 31, 2026

GovPing 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.

← USPTO Patent Grants

Indolo[2′,3′:3,4]pyrido[2,1-b]quinazoline compound and use thereof

Grant US12590093B2 Kind: B2 Mar 31, 2026

Assignee

INSTITUTE OF MEDICINAL BIOTECHNOLOGY CHINESE ACADEMY OF MEDICAL SCIENCES

Inventors

Shuyi Si, Yanni Xu, Xiao Wang, Jinque Luo, Yongzhen Li, Chao Liu, Xinhai Jiang, Yining Li, Xiaowan Han, Yan Li, Minghua Chen, Jing Zhang, Xin Zhen

Abstract

The disclosure relates to an indolo[2′,3′:3,4]pyrido[2,1-b]quinazoline compound represented by general formula (I) and use thereof in the manufacture of (1) a medicament for treating a cardiovascular and cerebrovascular disease, (2) a formulation for increasing expression of AMPK, ABCA1 and SR-BI, (3) a formulation for activating nuclear receptors (NRs), and inhibiting activity of NLRP3, IL-1β, NF-κB and MAPKs, (4) a formulation for promoting cellular cholesterol efflux; or (5) a medicament for anti-inflammation.

CPC Classifications

C07D 471/14 C07D 471/22 C07D 498/14 A61P 9/10 A61P 3/06 A61P 29/00

Filing Date

2020-09-27

Application No.

17767218

Claims

4

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Last updated

Classification

Agency
USPTO
Published
March 31st, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US12590093B2

Who this affects

Applies to
Pharmaceutical companies Drug manufacturers Healthcare providers
Industry sector
3254 Pharmaceutical Manufacturing
Activity scope
Pharmaceutical Patent Drug Development Cardiovascular Treatment
Geographic scope
United States US

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Legal, Compliance, Research & Development
Topics
Healthcare Intellectual Property

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