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:
Jun. 05, 1984
Filed:
Aug. 11, 1982
Applicant:
Inventor:
Dennis Neigel, Whitehouse Station, NJ (US);
Assignee:
National Starch and Chemical Corporation, Bridgewater, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526 71 ; 526208 ; 526210 ; 526212 ; 526213 ; 526216 ; 526239 ; 526277 ; 526287 ; 526288 ; 526291 ; 526296 ; 526310 ;
Abstract
Homo- and copolymers of quaternary ammonium monomers are prepared directly in dry form by a process which comprises forming a solution of the monomer(s), solvent and a free-radical initiator and simultaneously polymerizing the monomers and drying the solution at a temperature above the boiling point of the solvent.
Neigel, Dennis. (1984). Process for the production of homo- and co-polymers of quaternary (U.S. Patent No. 4452957). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4452957
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile