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:
Oct. 12, 1999
Filed:
Aug. 25, 1995
Applicant:
Inventors:
David George Leppard, Marly, CH;
Manfred Kohler, Freiburg, DE;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
568 15 ; 568 14 ;
Abstract
Alkoxyphenyl-substituted bisacylphosphine oxides of the formula I ##STR1## in which R.sub.1 and R.sub.2 are identical or different and are a radical of the formula II ##STR2## n which R.sub.4 and R.sub.5 independently of one another are C.sub.1 -C.sub.12 alkyl or C.sub.1 -C.sub.12 alkoxy,