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:
May. 02, 2006
Filed:
Apr. 23, 2003
Applicants:
George J. Quallich, North Stonington, CT (US);
Michael J. Castaldi, Pawcatuck, CT (US);
Inventors:
George J. Quallich, North Stonington, CT (US);
Michael J. Castaldi, Pawcatuck, CT (US);
Assignee:
Pfizer Inc, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 207/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for preparing an anhydrous benzoate salt in crystalline form having the formula I:and the corresponding benzoate monohydrate in crystalline form. The benzoate salts and pharmaceutical compositions thereof are selective kappa-receptor agonists, and are useful as analgesics, anesthetics, anti-inflammatory or neuroprotective agents, or in the treatment of arthritis, stroke or functional bowel disease.