CN Patent

CN102458368B — 含有基于聚醚的共聚物与微水溶性聚合物组合的固体药物制剂

Assigned to BASF SE · Expires 2014-02-26 · 12y expired

What this patent protects

本发明涉及包含在聚醚共聚物和至少一种微水溶性聚合物的聚合物基体中的微水溶性活性物质的制剂的剂型，所述聚醚共聚物通过30-80重量％N-乙烯基内酰胺、10-50重量％乙酸乙烯酯和10-50重量％聚醚的混合物自由基引发聚合得到，其中微水溶性活性物质以无定形形式存在于聚合物基体中。

USPTO Abstract

本发明涉及包含在聚醚共聚物和至少一种微水溶性聚合物的聚合物基体中的微水溶性活性物质的制剂的剂型，所述聚醚共聚物通过30-80重量％N-乙烯基内酰胺、10-50重量％乙酸乙烯酯和10-50重量％聚醚的混合物自由基引发聚合得到，其中微水溶性活性物质以无定形形式存在于聚合物基体中。

Drugs covered by this patent

oxcarbazepine (OXCARBAZEPINE)

Patent Metadata

Patent number: CN102458368B
Jurisdiction: CN
Classification: —
Expires: 2014-02-26
Drug substance claim: No
Drug product claim: No
Assignee: BASF SE
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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