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. 25, 1994
Filed:
Mar. 17, 1992
Applicant:
Inventors:
Ross R Muth, Brookfield, CT (US);
Nagabhushanam Totakura, Norwalk, CT (US);
Keith D'Alessio, Warsaw, IN (US);
Assignee:
United States Surgical Corporation, Norwalk, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29B / ; B29C / ; B29C / ;
U.S. Cl.
CPC ...
264 87 ; 264120 ; 264126 ; 264129 ; 264185 ; 264299 ; 264547 ; 264553 ;
Abstract
Method for forming polyvinyl alcohol (PVA) into surgical elements include forming a mixture of PVA and water into a film by vacuum pressing with a first force, heating, applying a second force two to two hundred times the firs force, drying the film to remove water to a content of less than about 10% by weight based on the weight of the film, and molding the film into a desired shape.