CN Patent

CN106572977A — 可直接压制的聚乙烯醇类

Assigned to Merck Patent GmbH · Expires 2017-04-19 · 9y expired

What this patent protects

本发明涉及用于制备片剂的可直接压制的共混物，所述共混物具有延缓的活性成分释放，并包含聚乙烯醇(PVA)和微晶纤维素(MCC)。本发明的主题还有相应的可直接压制的共混物的制备方法。

USPTO Abstract

本发明涉及用于制备片剂的可直接压制的共混物，所述共混物具有延缓的活性成分释放，并包含聚乙烯醇(PVA)和微晶纤维素(MCC)。本发明的主题还有相应的可直接压制的共混物的制备方法。

Drugs covered by this patent

Patent Metadata

Patent number: CN106572977A
Jurisdiction: CN
Classification: —
Expires: 2017-04-19
Drug substance claim: No
Drug product claim: No
Assignee: Merck Patent GmbH
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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.