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. 08, 1987
Filed:
Oct. 24, 1986
Applicant:
Inventor:
John D Spivack, Spring Valley, NY (US);
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ; C08K / ;
U.S. Cl.
CPC ...
558 78 ; 524120 ;
Abstract
Pentaerythritol diphosphites corresponding to the formula ##STR1## being useful for stabilizing organic materials against thermal, oxidative and actinic degradation and a process for the preparation thereof.