CN Patent

CN101481352A — 双环取代吡唑酮偶氮类衍生物、其制备方法及其在医药上的应用

Assigned to Shanghai Hengrui Pharmaceutical Co Ltd · Expires 2009-07-15 · 17y expired

What this patent protects

本发明涉及一种由通式(I)表示的双环取代吡唑酮偶氮类衍生物或其药学上可以接受的盐、水合物、溶剂化合物或酯、其制备方法及其在医药上的应用。

USPTO Abstract

本发明涉及一种由通式(I)表示的双环取代吡唑酮偶氮类衍生物或其药学上可以接受的盐、水合物、溶剂化合物或酯、其制备方法及其在医药上的应用。

Drugs covered by this patent

Patent Metadata

Patent number
CN101481352A
Jurisdiction
CN
Classification
—
Expires
2009-07-15
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Hengrui Pharmaceutical Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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