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:
Jan. 02, 1996
Filed:
Nov. 02, 1994
Applicant:
Inventors:
Assignee:
Freund Industrial Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424490 ; 424494 ; 424495 ; 424497 ; 424498 ; 424468 ; 427-214 ; 427-221 ; 427212 ; 427421 ;
Abstract
A prolonged release dosage form of drug made by coating a surface of an ungranulated medicinal particle with a water-insoluble material which is physiologically acceptable and does not dissolve in water and gastric juice; and then, granulating or tableting the coated medicinal particles.