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. 29, 1988
Filed:
Apr. 02, 1985
Applicant:
Inventors:
Emyr Phillips, Sale, GB;
Brian Holt, Stretford, GB;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 47 ; 252 475 ; 252 50 ; 252 / ; 72 42 ;
Abstract
New N-substituted compounds, useful as metal deactivators in functional fluids, have the formula I: ##STR1## in which R.sub.1 and R.sub.2 are the same or different and each is C.sub. -C.sub.20 alkyl, C.sub.3 -C.sub.20 alkenyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.7 -C.sub.13 aralkyl, C.sub.6 -C.sub.10 aryl, or R.sub.1 and R.sub.2, together with the nitrogen atom to which they are each attached form a 5-, 6- or 7-membered heterocyclic residue, or R.sub.1 and R.sub.2 is each a residue of formula II:
Phillips, Emyr. (1988). Metal deactivators (U.S. Patent No. 4734209). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4734209
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile