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. 02, 1999
Filed:
Aug. 08, 1997
Applicant:
Inventors:
Gerrit Lund, Gaissach, DE;
Reinhard Tauber, Miesbach, DE;
Assignee:
Giesecke & Devrient GmbH, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21C / ;
U.S. Cl.
CPC ...
162 52 ; 162 91 ; 162 95 ; 162 98 ; 162 20 ; 162 28 ; 162 17 ; 241 16 ; 241 21 ; 241 28 ;
Abstract
A method for producing paper pulp containing fibers of annual plants or of secondary raw materials produced therefrom, whereby fiber materials are shortened to a length which permits production of a homogeneous, pumpable suspension of the shortened fiber materials. The fiber materials are subsequently bleached and processed into a homogeneous paper pulp.
Lund, Gerrit. (1999). Method for producing paper pulp from fibers of annual plants (U.S. Patent No. 5976320). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5976320
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile