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:
Jul. 11, 1989
Filed:
Feb. 22, 1988
Applicant:
Inventors:
Hermann O Wirth, Bensheim, DE;
Klaus Muller, Lorrach, DE;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C10M / ;
U.S. Cl.
CPC ...
562-8 ; 252 525 ; 252 / ;
Abstract
Novel salts of methylphosphonic acid with primary amines are described. These compounds are preferably used as extreme pressure additives in lubricant compositions.
Wirth, Hermann. (1989). Methylphosphonic acid amine salt lubricant additives (U.S. Patent No. 4847457). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4847457
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile