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:
Feb. 02, 1982
Filed:
Mar. 31, 1980
Applicant:
Inventors:
Robert H Pelton, Pointe Claire, CA;
Lawrence H Allen, Pointe Claire, CA;
Henry M Nugent, Dollard des Ormeaux, CA;
Assignee:
Pulp and Paper Research Institute of Canada, Pointe Claire, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
162163 ; 1621 / ; 162183 ; 162199 ; 162D / ;
Abstract
A process is disclosed for the production of paper and paper-like products which consists of the addition to the papermaking furnish of kraft lignin or modified kraft lignin and poly(oxyethylene).
Pelton, Robert. (1982). Additives for increased retention and pitch control in paper manufacture (U.S. Patent No. 4313790). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4313790
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile