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:
Mar. 25, 1997
Filed:
Nov. 28, 1994
Applicant:
Inventor:
Anton-Lewis Usala, Winterville, NC (US);
Assignee:
Encelle, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ; A61K / ;
U.S. Cl.
CPC ...
424424 ; 424423 ; 5147723 ;
Abstract
A device for the effective release of hormones wherein a matrix containing a hormone producing cellular moiety is encapsulated with a non-immunogenic polymeric material of poly-para-xylyene having a membrane portion with a porosity blocking passage therethrough of immunogenic agents and permitting passage therethrough of effective nutrients for said cellular moiety and the hormone produced thereby.