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:
Jan. 17, 2012
Filed:
May. 27, 2003
Applicant:
Deborah Addison, Lancaster, GB;
Inventor:
Deborah Addison, Lancaster, GB;
Assignee:
Systagenix Wound Management (US), Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 13/00 (2006.01); A61K 9/70 (2006.01); A61L 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a wound dressing comprising a layered material comprising a hydrophilic foam layer formed from a first polyurethane and a hydrogel layer formed from a second polyurethane, wherein the hydrogel layer is laminated to the hydrophilic foam layer. The invention also provides methods for preparing the same.