CN Patent

CN104844586A — 一种依匹哌唑无定型物及其制备方法

Assigned to Chongqing Pharmaceutical Research Institute Co Ltd · Expires 2015-08-19 · 11y expired

What this patent protects

本发明涉及一种依匹哌唑无定型物及其制备方法，该方法包括将依匹哌唑用二氯甲烷溶解后蒸馏或挥发至干得到。该无定型物稳定，适合制剂制造。

USPTO Abstract

本发明涉及一种依匹哌唑无定型物及其制备方法，该方法包括将依匹哌唑用二氯甲烷溶解后蒸馏或挥发至干得到。该无定型物稳定，适合制剂制造。

Drugs covered by this patent

Patent Metadata

Patent number
CN104844586A
Jurisdiction
CN
Classification
—
Expires
2015-08-19
Drug substance claim
No
Drug product claim
No
Assignee
Chongqing Pharmaceutical Research Institute 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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