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. 12, 1976
Filed:
Nov. 01, 1974
Applicant:
Inventor:
Larry D Nichols, Arlington, MA (US);
Assignee:
Moleculon Research Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L / ;
U.S. Cl.
CPC ...
239 54 ; 426-3 ; 427212 ; 427214 ; 427439 ; 428304 ; 428403 ;
Abstract
A process for the controlled release of a substance which comprises impregnating a substance to be released into and within a cellulosic polymer-liquid composite material as a part of or all of the liquid phase, and the controlled release material as produced.