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. 23, 1982
Filed:
Dec. 17, 1980
Applicant:
Inventors:
Alec D Keith, Miami, FL (US);
Wallace Snipes, State College, PA (US);
Assignee:
Key Pharmaceuticals, Inc., Miami, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ; A61K / ; A61L / ; A61K / ;
U.S. Cl.
CPC ...
424 28 ; 128268 ; 128260 ; 424 78 ; 424 80 ;
Abstract
There is disclosed a polymeric diffusion matrix for the sustained release of an estradiol ester by delivery to a patient requiring uterine wall maintenance or other types of estrogen therapy wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and a pharmaceutically effective amount of estradiol ester.