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. 15, 1992
Filed:
Aug. 03, 1989
Applicant:
Inventors:
William J Powers, III, Port Arthur, TX (US);
Leonard A Matthews, Port Arthur, TX (US);
Marian F Leong, Port Arthur, TX (US);
Robert W Erickson, Jr, Nederland, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C10L / ;
U.S. Cl.
CPC ...
44347 ; 548520 ; 548546 ;
Abstract
An improvement in a method of producing an ORI control additive which is the reaction product of a polybutenyl succinic anhydride and a polyoxyalkylene diamine, wherein the improvement comprises reacting solvent free the anhydride and diamine at an increased temperature and monitoring the absorbancy of the reaction product to determine the degree of reaction completion.
Powers, III, William. (1992). Process for producing ori control additives (U.S. Patent No. 5147414). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5147414
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile