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:
Nov. 18, 2025
Filed:
Mar. 31, 2021
Applicant:
Petroliam Nasional Berhad (Petronas), Kuala Lumpur, MY;
Inventors:
Normawati Samsodin, Kuala Lumpur, MY;
Sara Shahruddin, Kuala Lumpur, MY;
Nur Liyana Ismail, Kuala Lumpur, MY;
Navin Sharma Karam Chand, Kuala Lumpur, MY;
Jun Xing Leong, Kuala Lumpur, MY;
Assignee:
PETROLIAM NASIONAL BERHAD (PETRONAS), Kuala Lumpur, MY;
Primary Examiner:
Int. Cl.
CPC ...
C07H 15/04 (2006.01); C07H 1/00 (2006.01); C07H 15/12 (2006.01); C07H 15/14 (2006.01);
U.S. Cl.
CPC ...
C07H 15/14 (2013.01); C07H 1/00 (2013.01); C07H 15/04 (2013.01); C07H 15/12 (2013.01);
Abstract
Disclosed herein is a polymeric amphoteric surfactant compound of formula (I).