Patent · US Expired

17-Halogenated 19-nor steroids, preparation process and intermediates, use as medicaments and the pharmaceutical compositions containing them

US6566542B2 · kind B2 · utility

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2Claims
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Assignee

Inventors

Key dates

Filing dateJun 18, 2002
Grant dateMay 20, 2003
Priority date—
Expiry dateJun 18, 2022

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P19/10
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A process for the preparation of a compound of the formula wherein the substituents are defined as in the specification.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.