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. 12, 2005
Filed:
Nov. 10, 2003
Applicants:
John Michael Humphrey, Mystic, CT (US);
Norma Jacqueline Tom, Waterford, CT (US);
Inventors:
John Michael Humphrey, Mystic, CT (US);
Norma Jacqueline Tom, Waterford, CT (US);
Assignee:
Pfizer Inc, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07B057/00 ;
U.S. Cl.
CPC ...
Abstract
A process for interconverting a mixture of cis-trans isomers of a compound of formula I into the substantially pure cis isomer. Cis isomers of formula I are useful intermediates in the synthesis of cis isomers of benzamide piperidine compounds which exhibit activity as NK-1 receptor antagonists.