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:
Apr. 23, 1996
Filed:
Dec. 01, 1994
Applicant:
Inventor:
Anthony J Allen, Wilmington, DE (US);
Assignee:
Hercules Incorporated, Wilminton, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
1621682 ; 162135 ; 1621646 ;
Abstract
The use of polymers and copolymers of N,N-diallyl-3-hydroxyazetidinium salts as agents for improving the wet strength of paper wherein the polymers have a reduced level of organohalide by-products. Also encompassed are paper furnishes and paper containing the polymers and copolymers.
Allen, Anthony. (1996). Azetidinium polymers for improving wet strength of paper (U.S. Patent No. 5510004). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5510004
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile