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:
Jul. 19, 2005
Filed:
Oct. 09, 2003
Robert J. Chambers, Mystic, CT (US);
Robert W. Dugger, Stonington, CT (US);
Ming Kang, Salem, CT (US);
Yong Tao, Salem, CT (US);
John W. Wong, East Lyme, CT (US);
Robert J. Chambers, Mystic, CT (US);
Robert W. Dugger, Stonington, CT (US);
Ming Kang, Salem, CT (US);
Yong Tao, Salem, CT (US);
John W. Wong, East Lyme, CT (US);
Pfizer Inc,, New York, NY (US);
Abstract
The present invention provides processes useful in the preparation of certain β-adrenergic receptor agonists of the structural formulathe pharmaceutically acceptable salts thereof, and the hydrates of said pharmaceutically acceptable salts, wherein HET is as described herein. The invention further provides intermediates useful in the preparation of such agonists, and processes useful in the production of such intermediates.