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. 06, 2001
Filed:
Feb. 20, 1996
Applicant:
Inventors:
Assignee:
Nippon Shinyaku Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 4/732 ; A61K 4/738 ;
U.S. Cl.
CPC ...
A61K 4/732 ; A61K 4/738 ;
Abstract
A gastric remaining preparation having a configuration entirely different from that of the conventional ones. It comprises a swollen molding having a mesh-like cross-section and an apparent density of less than 1, containing an acid-resistant polymer compound as a predominant component as well as at least an auxiliary blowing agent and a drug substance. The molding can be produced by using a multi-screw extruder.