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:
Nov. 20, 2018
Filed:
Jul. 10, 2015
Applicant:
Pfizer Inc., New York, NY (US);
Inventors:
Thomas Allen Chappie, Carlisle, MA (US);
Patrick Robert Verhoest, Newton, MA (US);
Nandini Chaturbhai Patel, Waban, MA (US);
Matthew Merrill Hayward, Old Lyme, CT (US);
Christopher John Helal, Mystic, CT (US);
Simone Sciabola, Cambridge, MA (US);
Travis T. Wager, Brookline, MA (US);
Erik Alphie LaChapelle, Uncasville, CT (US);
Joseph Michael Young, Madison, CT (US);
Assignee:
Pfizer Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01); A61K 31/519 (2006.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01);
Abstract
The present invention is directed to pyrazolopyrimine compounds or pharmaceutically acceptable salts which are inhibitors of PDE4 isozymes, especially with a binding affinity for PDE4B isoform, and compositions thereof.