The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 26, 2001
Filed:
Jun. 16, 2000
Christian Heijmans, Breda, NL;
Jaap van der Louw, Oss, NL;
Akzo Nobel N.V., Arnhem, NL;
Abstract
The invention relates to 17&bgr;-aryl(arylmethyl)oxy(thio)alkyl-androstane derivatives having general formula (I), wherein R,is (H,OR), (H,OSO,H) or NOR; with R being H, (C,)alkyl or (C,)acyl; each of R,and R,is independently hydrogen or (C,)alyl; n is 0, 1, or 2; X is O, S, S(O) or S(O),; m is 0 or 1; each of R,, R,and R,is independently hydrogen, hydroxy, (C,)alkoxy, halogen, NR,R,or (C,)alkyl, optionally substituted by hydroxy, alkoxy, halogen or oxo; each of R,and R,is independently hydrogen or (C,)alkyl, and wherein the dotted lines indicate a &Dgr;,or a &Dgr;,double bond, or a pair of conjugated double bonds selected from &Dgr;,, &Dgr;,and &Dgr;,; or a pharmaceutically acceptable salt thereof. The compounds of the invention have meiosis regulating activity and can be used for the control of fertility.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile