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:
Dec. 04, 2001
Filed:
Feb. 15, 2000
Applicant:
Inventors:
Saraswati Koul, New Delhi, IN;
Sundeep Kumar Dhawan, New Delhi, IN;
Subhas Chandra, New Delhi, IN;
Ramesh Chandra, Delhi, IN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 7/300 ;
U.S. Cl.
CPC ...
C08G 7/300 ;
Abstract
This invention relates to sulphonated polyaniline as water soluble polymer useful for corrosion inhibition and process for the preparation of said polymer. A preferred sulphonated polyaniline is shown in the formula below