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. 03, 1994
Filed:
Jul. 20, 1992
Applicant:
Inventors:
Jean-Luc Fuentes, Villenave d'Ornon, FR;
Michel Robert, Lacanau, FR;
Assignee:
La Cellulose du Pin, Bordeaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
162 72 ; 435277 ; 435278 ;
Abstract
An enzyme preparation containing cellulases and/or hemicellulases is reacted on a homogeneous aqueous suspension of paper pulp having a Schopper-Riegler (SR) degree determined in accordance with standard NFQ 50 003 of at least equal to 25. A paper pulp based on recycled fibers is treated.
Fuentes, Jean-Luc. (1994). Method for treating a paper pulp with an enzyme solution (U.S. Patent No. 5308449). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5308449
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile