CN Patent

CN1239886A — 苯并二氧杂环戊烯、苯并呋喃、二氢苯并呋喃和苯并二噁烷类化合物褪黑激素能药剂

Assigned to Bristol Myers Squibb Co · Expires 1999-12-29 · 26y expired

What this patent protects

苯并二氧杂环戊烯、苯并呋喃、2，3－二氢苯并呋喃和苯并二噁烷类新衍生物用作褪黑激素能药剂。

USPTO Abstract

苯并二氧杂环戊烯、苯并呋喃、2，3－二氢苯并呋喃和苯并二噁烷类新衍生物用作褪黑激素能药剂。

Drugs covered by this patent

Patent Metadata

Patent number: CN1239886A
Jurisdiction: CN
Classification: —
Expires: 1999-12-29
Drug substance claim: No
Drug product claim: No
Assignee: Bristol Myers Squibb Co
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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