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:
Jun. 01, 1976
Filed:
Sep. 09, 1974
Applicant:
Inventors:
William P Cullen, Fishkill, NY (US);
Harry Chafetz, Poughkeepsie, NY (US);
Miller, Edward F, Wappingers Fall, NY (US);
Assignee:
Texaco Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ; 252 / ;
Abstract
The reaction product of a dehydrohalogenated polyalkene and a maleic anhydride prepared by the method comprising halogenating polyalkene, dehydrohalogenating the resultant halogenated polyalkene and reacting the formed dehydrohalogenated polyalkene with maleic anhydride; the derivative of said reaction product and alkylene polyamine having detergent-dispersant properties in oil and hydrocarbon lubricating oil compositions containing said derivative.