CN Patent

CN112292379B — 吡啶并吡啶酮衍生物的盐型及晶型

Assigned to CStone Pharmaceuticals Shanghai Co Ltd · Expires 2022-03-04 · 4y expired

What this patent protects

一种吡啶并吡啶酮衍生物的盐型、晶型及其制备方法，具体公开了式(I)化合物的盐酸盐及其盐酸盐的晶型，还包括所述晶型和盐型在制备治疗肺癌与其他癌症药物中的应用。

USPTO Abstract

一种吡啶并吡啶酮衍生物的盐型、晶型及其制备方法，具体公开了式(I)化合物的盐酸盐及其盐酸盐的晶型，还包括所述晶型和盐型在制备治疗肺癌与其他癌症药物中的应用。

Drugs covered by this patent

Patent Metadata

Patent number
CN112292379B
Jurisdiction
CN
Classification
—
Expires
2022-03-04
Drug substance claim
No
Drug product claim
No
Assignee
CStone Pharmaceuticals Shanghai 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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