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:
Jul. 08, 1986
Filed:
Jul. 05, 1984
Applicant:
Inventors:
Horst Dautzenberg, Teltow, DD;
Fritz Loth, Teltow, DD;
Bodo Borrmeister, Potsdam-Babelsberg, DD;
Dieter Bertram, Leipzig, DD;
Herbert Lettau, Halle-Neustadt, DD;
Jiri Stamberg, Prague, CS;
Jan Peska, Prague, CS;
Assignee:
Veb Leipziger Arzneimittel Werk, Leipzig, DD;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29B / ;
U.S. Cl.
CPC ...
264-7 ; 264-9 ; 264 15 ; 264 49 ; 264101 ; 264140 ; 264233 ; 264344 ; 523111 ;
Abstract
A process of making a wound dressing is suggested, in which a technical conventional viscose solution is mixed with a polysaccharide derivative; the mixture is treated at increased temperatures such that it is thermally coagulated; the coagulate is wetted with a polyalkylene glycol and dried, whereby a particulate structure of the wound dressing is produced.