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:
Mar. 05, 1985
Filed:
Jun. 07, 1983
Applicant:
Inventors:
Jean-Pierre Durand, Chatou, FR;
Francois Dawans, Bougival, FR;
Bernard Damin, Oullins, FR;
Robert L/e/ ger, Grigny, FR;
Assignees:
Institut Francais du Petrole, Rueil-Malmaison, FR;
Elf France, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08F / ;
U.S. Cl.
CPC ...
524474 ; 524549 ; 5253276 ; 5253295 ; 5253296 ; 525379 ; 525381 ; 525382 ;
Abstract
Products useful as additives for lowering the cloud point of middle distillates have a molecular weight from 1,000 to 50,000, and are obtained by reacting a compound of the formula