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:
Dec. 23, 2003
Filed:
Jul. 11, 2002
Applicant:
Inventor:
Wayne A. Boettner, Noank, CT (US);
Assignee:
Pfizer Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 1/708 ;
U.S. Cl.
CPC ...
C07H 1/708 ;
Abstract
Antibiotic compositions comprising an equilibrium mixture of azalide isomers, water, and one or more acids, and methods for preparing such compositions, are disclosed. The antibiotic compositions can be advantageously stabilized by adding one or more water-miscible co-solvents. In a preferred embodiment, the one or more co-solvents is propylene glycol.