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:
Jun. 29, 1976
Filed:
Apr. 18, 1974
John Scotchford Elliott, Bracknell, EN;
Bryan Terence Davis, Bracknell, EN;
Richard Martin Howlett, Bracknell, EN;
Edwin Cooper & Company Limited, Bracknell, EN;
Abstract
Novel compounds which are amides of bis(phenol substituted)carboxylic acids, or derivatives thereof are described by specified general formula and as reaction products of at least one bis(phenol substituted)carboxylic acid, or derivative thereof, having at least one alkyl substituent of at least 30 carbon atoms on a phenol substituent, and at least one aliphatic, cycloaliphatic or heterocyclic primary or secondary di- or polyamine or a hydroxy alkyl amine. Also described are lubricating compositions containing the novel compounds of the invention.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile