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:
Sep. 20, 1977
Filed:
May. 14, 1975
Applicant:
Inventors:
Brian Holt, Royton, EN;
Donald Richard Randell, Stockport, EN;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
542426 ; 26029364 ; 26029366 ; 260 / ; 26028367 ; 26029368 ; 26029373 ; 26029374 ; 26029375 ; 26029376 ; 26029377 ; 2602938 ; 26029381 ; 26029382 ; 26029383 ; 26029384 ; 26029385 ; 26029386 ; 26029388 ; 26029387 ; 26029389 ; 2602939 ; 26029363 ; 542401 ; 542427 ;
Abstract
New 1- and 4-substituted piperidines are stabilizers for organic material. They are produced by reacting corresponding 1-substituted piperidinols with acid chlorides or corresponding 4-substituted piperidines with a compound introducing into the 1-positon a residue.
Holt, Brian. (1977). Bis piperidyl carboxylates (U.S. Patent No. 4049647). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4049647
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile