EP Patent

EP0641204B1 — 17-ethers and thioethers of 4-aza-steroids

Assigned to Merck and Co Inc · Expires 2000-08-16 · 26y expired

What this patent protects

PCT No. PCT/US93/04746 Sec. 371 Date Nov. 17, 1994 Sec. 102(e) Date Nov. 17, 1994 PCT Filed May 19, 1993 PCT Pub. No. WO93/23040 PCT Pub. Date Nov. 25, 1993.Compounds of Formula I <IMAGE> I wherein Z contains an ether or thioether moeity, are inhibitors of the 5 alpha …

USPTO Abstract

PCT No. PCT/US93/04746 Sec. 371 Date Nov. 17, 1994 Sec. 102(e) Date Nov. 17, 1994 PCT Filed May 19, 1993 PCT Pub. No. WO93/23040 PCT Pub. Date Nov. 25, 1993.Compounds of Formula I <IMAGE> I wherein Z contains an ether or thioether moeity, are inhibitors of the 5 alpha -reductase enzyme and isozymes thereof. The compounds are useful for the treatment of hyperandrogenic disease conditions and diseases of the skin and scalp.

Drugs covered by this patent

Patent Metadata

Patent number
EP0641204B1
Jurisdiction
EP
Classification
—
Expires
2000-08-16
Drug substance claim
No
Drug product claim
No
Assignee
Merck and Co Inc
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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