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:
Jan. 27, 2026
Filed:
Nov. 29, 2022
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Nayef M. Alanazi, Dhahran, SA;
Muhammad Imran Ul-Haq, Dhahran, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 293/00 (2006.01); C09D 5/08 (2006.01); C09D 133/14 (2006.01);
U.S. Cl.
CPC ...
C08F 293/00 (2013.01); C09D 5/08 (2013.01); C09D 133/14 (2013.01);
Abstract
A block copolymer including blocks of the general formula: where Ris a cyclic compound having 5 to 8 atoms; R, R, and Ris a linear or cyclic alkyl group; x is a molar fraction from 0.1 to 0.9; y is a molar fraction from 0.1 to 0.9; a sum of x+y is 1; z is from 1 to 10; and the block copolymer has a molecular weight from 500 Da to 50,000 Da.
Alanazi, Nayef. (2026). Copolymers of (3-acrylamidopropyl)trimethyl ammonium chloride as corrosion inhibitor intermediate (U.S. Patent No. 12534560). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12534560
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile