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. 22, 1998
Filed:
Apr. 08, 1996
Applicant:
Inventor:
James Steven Magyar, Bedford, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; C10L / ;
U.S. Cl.
CPC ...
252311 ; 508575 ; 508587 ; 44450 ;
Abstract
A liquid pour point depressant composition comprises a pour point depressant which is a solid at room temperature and which has a number average molecular weight of at least 500, and a liquid medium in which the material of pour point depressant is substantially insoluble at room temperature. The pour point depressant component is dispersed in the liquid medium.