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. 24, 1981
Filed:
Dec. 20, 1978
Applicant:
Inventors:
Hiroitsu Kawata, Kawagoe, JP;
Tadayoshi Ohmura, Niiza, JP;
Hiroyoshi Shiozawa, Tokyo, JP;
Munetaka Hattori, Yaizu, JP;
Assignee:
Yamanouchi Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C08B / ;
U.S. Cl.
CPC ...
536 95 ; 106170 ; 1061 / ; 106203 ; 241 28 ; 252316 ; 427-3 ; 428407 ;
Abstract
A novel coating agent for solid medicaments containing a hydrogel-like substance of a water-insoluble hydroxypropyl cellulose having 5-16% by weight of a hydroxypropoxy group or the dry powder of a hydrogel-like substance. By coating solid medicaments with the coating agent, solid medicaments having high impact resistance and showing very less aging can be provided advantageously in industry.