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:
Nov. 20, 2001
Filed:
Aug. 29, 1997
Applicant:
Inventors:
Seung-Seo Lee, Taejeon, KR;
Sung-Bum La, Taejeon, KR;
Chang-Baeg Lim, Taejeon, KR;
Sujung Lee, Taejeon, KR;
Bo-Youn Seo, Taejeon, KR;
Chaul-Min Pai, Taejeon, KR;
Assignee:
Samyang Corporation, , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/22 ; A61K 9/26 ; A61K 9/36 ; A61K 9/64 ;
U.S. Cl.
CPC ...
A61K 9/22 ; A61K 9/26 ; A61K 9/36 ; A61K 9/64 ;
Abstract
A composition comprising gelatin and a polysaccharide which is degradable by a colonic enzyme and, optionally, with an aldehyde and/or a polyvalent metal ion and/or an additional polysaccharide, which is not degraded or disintegrated in the upper gastrointestinal tract, thereby rendering the active substance loaded therein to be selectively delivered to the colon and to be effectively released in the colon.