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. 23, 1999
Filed:
May. 21, 1996
Applicant:
Inventors:
John K Pudelski, South Euclid, OH (US);
Matthew R Sivik, Parma, OH (US);
Kurt F Wollenberg, Chardon, OH (US);
Richard Yodice, Mentor, OH (US);
Jerry L Rutter, Mentor, OH (US);
Jeffry G Dietz, University Heights, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10L / ;
U.S. Cl.
CPC ...
508306 ; 549247 ; 549251 ; 549255 ; 2082621 ; 44304 ; 44351 ;
Abstract
Polyalkylene substituted carboxylic acylating agents which contain chlorine are synthesized by chlorine induced condensation of polyalkylenes and .alpha.-.beta. unsaturated carboxylic groups are treated with sulfur to reduce chlorine content of the carboxylic acylating agent.