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. 19, 1981
Filed:
Apr. 07, 1980
Applicant:
Inventors:
Shigeru Ohno, Kamakura, JP;
Fujio Sekigawa, Omiya, JP;
Assignee:
Shin-Etsu Chemical Co. Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 19 ; 424 20 ; 424 21 ; 424 22 ; 424 32 ; 424 35 ;
Abstract
Solid pharmaceutical dosage forms of the sustained release type coated with a coating material composed of an aqueous dispersion of a high molecular weight organopolysiloxane and a water-soluble cellulose derivative in the absence of any organic solvent. The solid dosage forms have an excellent property of highly controllable sustained release in a wide range.