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:
May. 16, 1995
Filed:
Feb. 18, 1994
Applicant:
Inventors:
Roberto Scrima, Bologna, IT;
Graziano Zagnoni, Vergato-Bologna, IT;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546186 ; 546190 ; 544198 ;
Abstract
Novel piperidine compounds of the formula (I) ##STR1## in which R.sub.1 is e.g. hydrogen or methyl, n is e.g. 1 and A is e.g. --COR.sub.2 with R.sub.2 being C.sub.1 -C.sub.18 alkyl. The said compounds are effective as light stabilisers, heat stabilizers and oxidation stabilisers for organic materials.
Quick Actions:
Scrima, Roberto. (1995). Tetramethylpiperidine compounds for use as stabilizers for organic (U.S. Patent No. 5416216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5416216
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile