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. 20, 1992
Filed:
Mar. 20, 1991
Applicant:
Inventors:
Donald H Lorenz, Basking Ridge, NJ (US);
Connie C Lee, Newtown, PA (US);
Assignee:
Hydromer, Inc., Whitehouse, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ; A61F / ; A61L / ; C08L / ;
U.S. Cl.
CPC ...
604307 ; 604304 ; 602 41 ; 602 42 ; 602 43 ; 602 46 ; 602 48 ; 602 58 ; 424445 ; 523111 ;
Abstract
A dressing includes a stable, tacky gel of polyurethane and poly(N-vinyl lactam), the poly(N-vinyl lactam) having a K-value of at least about 60 and mole equivalents of acid groups above about 1.4. The dressing may also include a substrate and various additives incorporated with the gel.