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:
Aug. 11, 2009
Filed:
Oct. 27, 2005
Applicants:
Matthew J Peterson, Redwood City, CA (US);
Junning Lee, El Granada, CA (US);
Richard J Lee, Foster City, CA (US);
Weijiang Zhang, Concord, CA (US);
Inventors:
Matthew J Peterson, Redwood City, CA (US);
Junning Lee, El Granada, CA (US);
Richard J Lee, Foster City, CA (US);
Weijiang Zhang, Concord, CA (US);
Assignee:
Theravance, Inc., South San Francisco, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 211/30 (2006.01); C07D 211/32 (2006.01); C07D 211/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Processes and intermediates for preparing substituted 4-amino-1-(pyridylmethyl)-piperidine and related compounds in high yield and high purity are described. The substituted 4-amino-1-(pyridylmethyl)piperidine and related compounds prepared by the described processes are useful as muscarinic receptor antagonists.