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:
Oct. 02, 2012
Filed:
Jan. 26, 2010
Applicants:
Michelle M. Claffey, Stonington, CT (US);
Christopher J. Helal, East Lyme, CT (US);
Patrick R. Verhoest, Old Lyme, CT (US);
Inventors:
Michelle M. Claffey, Stonington, CT (US);
Christopher J. Helal, East Lyme, CT (US);
Patrick R. Verhoest, Old Lyme, CT (US);
Assignee:
Pfizer Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 43/00 (2006.01); A01N 43/90 (2006.01); A61K 31/00 (2006.01); A61K 31/519 (2006.01); C07D 487/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides PDE9-inhibiting compounds of Formula (I), and pharmaceutically acceptable salts thereof, wherein R, R, R, A, and n are as defined herein. Pharmaceutical compositions containing the compounds of Formula I, and uses thereof in treating neurodegenerative and cognitive disorders, such as Alzheimer's disease and schizophrenia, are also provided.