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. 15, 2006
Filed:
Apr. 17, 2002
Applicants:
Robert A. Singer, Niantic, CT (US);
Jason D. Mckinley, Amston, CT (US);
Inventors:
Robert A. Singer, Niantic, CT (US);
Jason D. McKinley, Amston, CT (US);
Assignee:
Pfizer Inc, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 321/00 (2006.01); C07C 323/00 (2006.01); C07C 381/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to processes for the preparation of any of the intermediate 1,3-substituted indenes of the formulae (Ia), (Ib) and (Ic) or a mixture thereof: wherein R, R, R, R, and Rare defined herein. Compounds of formulae (Ia), (Ib) and (Ic) or mixtures thereof are useful in the preparation of compounds of formula (II): wherein R, Rand Rare also defined herein.