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:
Apr. 07, 2009
Filed:
Oct. 10, 2005
Applicants:
Maximilian Grassberger, Vienna, AT;
Amarylla Horvath, Vienna, AT;
Inventors:
Maximilian Grassberger, Vienna, AT;
Amarylla Horvath, Vienna, AT;
Assignee:
Novarits AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 498/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the production of 33-Epi-33-chloro-FR 520 in one step from FR520 wherein protecting groups are avoided.