EP Patent

EP0123734A1 — 17-(Isocyano-sulfonylmethylene)-steroids, 17-(formamido-sulfonylmethylene)-steroids and their preparation

Assigned to Gist Brocades NV · Expires 1984-11-07 · 42y expired

What this patent protects

The invention relates to 17-(isocyano-sulfonyl- methylene)-steroids and a process for the preparation of these compounds. Furthermore the invention relates to 17-(formamido-sulfonylmethylene)-steroids, which compounds are, intermediates in the preparation of the 17-(isocyano- sul…

USPTO Abstract

The invention relates to 17-(isocyano-sulfonyl- methylene)-steroids and a process for the preparation of these compounds. Furthermore the invention relates to 17-(formamido-sulfonylmethylene)-steroids, which compounds are, intermediates in the preparation of the 17-(isocyano- sulfonylmethylene)-steroids, and a process for the preparation of these compounds.

Drugs covered by this patent

Patent Metadata

Patent number
EP0123734A1
Jurisdiction
EP
Classification
Expires
1984-11-07
Drug substance claim
No
Drug product claim
No
Assignee
Gist Brocades NV
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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