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:
Sep. 08, 1992
Filed:
Mar. 07, 1991
Applicant:
Inventors:
Assignee:
TH. Goldschmidt AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5253295 ; 5253296 ; 5253305 ; 525380 ;
Abstract
Polyacrylate esters with ammonium salt groups obtained by the transesterification of alkyl polyacrylates produced by free radical polymerization are disclosed, wherein the alkyl groups of the acrylate esters have 1 to 8 carbon atoms, up to 50% of the acrylate esters can be replaced by the corresponding methacrylate esters and the transesterification is carried out with
Esselborn, Eberhard. (1992). Polyacrylate esters with ammonium salt groups (U.S. Patent No. 5145914). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5145914
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