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:
Dec. 03, 1982
Applicant:
Inventor:
Edward M Dexheimer, Grosse Ile, MI (US);
Assignee:
Wyandotte Corporation, Wyandotte, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 99 ; 428500 ;
Abstract
The process and polyoxyalkylene compound prepared by reacting a dihydroxydiphenylsulfone with at least one alkylene oxide in the presence of a catalyst.
Dexheimer, Edward. (1985). Sulfone polymer lubricants of improved oxidative stability (U.S. Patent No. 4503212). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4503212
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile