CN Patent

CN104013587A — 即释片形式的包含1h-喹唑啉-2,4-二酮ampa受体拮抗剂的制剂及其制备方法

Assigned to Novartis AG · Expires 2014-09-03 · 12y expired

What this patent protects

本发明涉及即释片形式的包含1H-喹唑啉-2,4-二酮AMPA受体拮抗剂的制剂及其制备方法，具体地讲，本发明提供包含羟丙基纤维素和活性成分的片剂，所述的活性成分选自式(I)的化合物及其盐，其中R 1 和R 2 如说明书中所定义。

USPTO Abstract

本发明涉及即释片形式的包含1H-喹唑啉-2,4-二酮AMPA受体拮抗剂的制剂及其制备方法，具体地讲，本发明提供包含羟丙基纤维素和活性成分的片剂，所述的活性成分选自式(I)的化合物及其盐，其中R 1 和R 2 如说明书中所定义。

Drugs covered by this patent

Patent Metadata

Patent number
CN104013587A
Jurisdiction
CN
Classification
—
Expires
2014-09-03
Drug substance claim
No
Drug product claim
No
Assignee
Novartis AG
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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