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. 19, 1999
Filed:
May. 07, 1997
Applicant:
Inventors:
Joachim Simon, Dusseldorf, DE;
Hanns Peter Muller, Odenthal, DE;
Rainhard Koch, Koln, DE;
Dirk Jacques Dijkstra, Koln, DE;
Jurgen Engelhardt, Fallingbostel, DE;
Volkhard Muller, Bomlitz, DE;
Assignee:
Wolff Walsrode AG, Walsrode, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08C / ; D01F / ;
U.S. Cl.
CPC ...
536 66 ; 536116 ;
Abstract
Thermoplastic and compostable cellulose ether esters with 2-hydroxycarboxylic acids as acid components and mixed esters which, in addition to 2-hydroxycarboxylic acid groups, have further mono-, dicarboxylic acid or carbamate groups.