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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 5334640 B1

PDFFull Text
Date of Patent:
Aug. 02, 1994

Filed:

Apr. 08, 1992

Ionically covalently crosslinked and crosslinkable biocompatible

Applicant:
Inventors:

Neil P Desai, Los Angeles, CA (US);

Patrick Soon-Shiong, Los Angeles, CA (US);

Paul A Sandford, Los Angeles, CA (US);

Roswitha E Heintz, Los Angeles, CA (US);

Assignee:

Clover Consolidated, Ltd., Lausanne, CH;

Attorney:

Pretty, Schroeder, Brueggemann & Clark

Primary Examiner:

Paul R Michl

Assistant Examiner:

Lavonda DeWitt

Int. Cl.
CPC ...
C08K / ; C08L / ; A61K / ; C12N / ;
U.S. Cl.
CPC ...
524 56 ; 524 54 ; 524 28 ; 424488 ; 424499 ; 435177 ; 435178 ;
Abstract

Crosslinked biocompatible compositions comprising an ionically crosslinked component and a covalently crosslinked component for encapsulating biologics are disclosed. In accordance with the present invention, also disclosed are crosslinkable biocompatible mixtures comprising an ionically crosslinkable component and a covalently crosslinkable component. Methods for encapsulating biologics with the crosslinked and crosslinkable biocompatible compositions are provided. Also, retrievable macrocapsules for encapsulating microcapsules or biologics are disclosed.

Find Patent Forward Citations

Desai, Neil. (1994). Ionically covalently crosslinked and crosslinkable biocompatible (U.S. Patent No. 5334640). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5334640

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

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