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:
Mar. 28, 1978
Filed:
Dec. 07, 1976
Applicant:
Inventor:
William W Armstrong, Mill Neck, NY (US);
Assignee:
Pfizer Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 80 ; 424227 ;
Abstract
Aqueous solutions of tetracycline or salts thereof, a pharmaceutically acceptable soluble magnesium compound and 2-pyrrolidone as a co-solvent, said solution having a pH of 7.5 to 9.5 and being useful as an injectable composition combining low viscosity, high potency, good clarity and good stability.