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:
Nov. 14, 1995
Filed:
May. 17, 1994
Applicant:
Inventors:
Jochen Kalbe, Essen, DE;
Hanns P Muller, Odenthal, DE;
Rainhard Koch, Koln, DE;
Jurgen Engelhardt, Bomlitz, DE;
Wolfgang Koch, Bomlitz, DE;
Klaus Szablikowski, Walsrode, DE;
Gunter Weber, Fallingbostel, DE;
Assignee:
Wolff Walsrode Aktiengesellschaft, Walsrode, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08L / ; D01F / ; C08F / ;
U.S. Cl.
CPC ...
536 66 ;
Abstract
The present invention relates to novel thermoplastic, water-insoluble cellulose hydroxyalkyl hydroxycarboxylic acid esters of the general structure