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:
May. 19, 2015
Filed:
Nov. 26, 2013
Applicant:
Pierre-jean Colson, San Francisco, CA (US);
Inventor:
Pierre-Jean Colson, San Francisco, CA (US);
Assignee:
Theravance Biopharma R&D IP, LLC, South San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 211/46 (2006.01); C07D 401/12 (2006.01);
U.S. Cl.
CPC ...
C07D 401/12 (2013.01); C07D 211/46 (2013.01);
Abstract
The invention provides a process of preparing an intermediate useful in the synthesis of biphenyl-2-ylcarbamic acid 1-(2-{[4-(4-carbamoylpiperidin-1-ylmethyl)benzoyl]methylamino}ethyl)piperidin-4-yl ester, and a process of preparing a crystalline freebase of the ester.