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. 25, 1976
Filed:
Jun. 27, 1974
Applicant:
Inventors:
Kurt Schwarzenbach, Pfeffingen, CH;
Bernard Gilg, Saint-Louis, FR;
Heimo Brunetti, Reinach, CH;
Helmut Muller, Binningen, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2609 / ; 260937 ; 260 / ;
Abstract
Bicyclic phosphites are used alone or in combination with other stabilisers for stabilising polyolefines.