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:
May. 22, 2001
Filed:
Mar. 31, 1999
Applicant:
Inventors:
Leo Mans, Mainz, DE;
Klaus-Dieter Hammer, Mainz, DE;
Assignee:
Kalle Nalo GmbH & Co. KG, Wiesbaden, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N 2/534 ; A61K 9/70 ; A61K 9/52 ;
U.S. Cl.
CPC ...
A01N 2/534 ; A61K 9/70 ; A61K 9/52 ;
Abstract
The present invention relates to a regenerated cellulose based sponge material with an inner viscose fiber reinforcement having a staple fiber length of 5-50 mm and impregnated with a biocide agent. Also disclosed is a regenerated cellulose based sponge material with an inner cotton fiber reinforcement having a staple fiber length of 5-50 mm and impregnated with a biocide agent. The coagulation and regeneration takes place in a bath that has a pH of 13 or higher and which includes Glauber's salt, NaOH and water.