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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.:

US 4818542 B1

PDFFull Text
Date of Patent:
Apr. 04, 1989

Filed:

Mar. 31, 1986

Porous microspheres for drug delivery and methods for making same

Applicant:
Inventors:

Patrick P DeLuca, Lexington, KY (US);

Motoko Kanke, Fukuyama, JP;

Toyomi Sato, Tokyo, JP;

Hans G Schroeder, Encinitas, CA (US);

Assignee:

The University of Kentucky Research Foundation, Lexington, KY (US);

Attorney:

Burns, Doane, Swecker & Mathis

Primary Examiner:

Richard D Lovering

Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; B01J / ;
U.S. Cl.
CPC ...
424491 ; 34-5 ; 264-46 ; 424486 ; 424492 ; 424497 ; 424499 ; 424501 ; 424D / ; 4272133 ; 42721231 ; 42721335 ; 42721336 ; 42840224 ; 514965 ;
Abstract

Controlled release drug delivery systems comprised of spherical microporous polymeric network of interconnecting channels containing pore incorporated drugs or other agents wherein the drugs or agents are confined within the pore channel are described. Also disclosed are processing parameters in connection with the novel method of the invention for obtaining drug delivery systems especially suited for parenteral as well as oral administration.

Find Patent Forward Citations

DeLuca, Patrick. (1989). Porous microspheres for drug delivery and methods for making same (U.S. Patent No. 4818542). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4818542

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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