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:
Sep. 28, 1999
Filed:
Sep. 03, 1996
Applicant:
Inventor:
Gan-Lin Chen, Taipei, TW;
Assignee:
Yung Shin Pharm Ind. Co., Ltd., Taichung, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424457 ; 424451 ; 424452 ; 424456 ;
Abstract
The porous capslues were prepared by mechanical drilling, addition of effervescent to gelatin solution, or purging of inert gas into the gelatin solution. The porous capsules were then hardened by exposure to the cross-linking reagent, or by radiating under the UV, or microwave, or .gamma.-Ray. The usage of these porous gelatin capsules apart for pharmaceuticals extends to veterinary, cosmetic, and nutrient purposes. They are also utilized in the delivering of required beneficial agents to the chemical reactor, environment, and for agricultural purposes.