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. 05, 1980
Filed:
Dec. 28, 1976
Applicant:
Inventors:
Frank G Cowherd, III, Charleston, WV (US);
Louis F Theiling, Jr, Charleston, WV (US);
Assignee:
Union Carbide Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
560185 ; 560 55 ; 560126 ;
Abstract
Residue acrylate esters of low color are produced by (a) pretreating an organic diol such as 3'-hydroxy-2',2'-dimethylpropyl 3-hydroxy-2,2-dimethylpropionate with triphenyl phosphite and (b) esterifying the pretreated organic diol by reacting it with acrylic or methacrylic acid.
Cowherd, III, Frank. (1980). Process for producing low color residue acrylate ester monomers (U.S. Patent No. 4187382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4187382
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile