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:
Oct. 10, 1989
Filed:
May. 21, 1987
Applicant:
Inventors:
Ichiro Azuma, Sapporo, JP;
Seiichi Tokura, Sapporo, JP;
Shinichiro Nishimura, Sapporo, JP;
Hiroshi Seo, Souka, JP;
Assignee:
Murata Kikai Kabushiki Kaisha, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424499 ; 424422 ;
Abstract
A slow-releasing preparation comprises porous granules of deacetylated chitin as a carrier and a physiologically active substance contained in the granules. The slow-releasing prepartion can be embedded in a body for curing diseases.