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:
Aug. 08, 2006
Filed:
Apr. 04, 2005
Vien Van Toan, Rheinfelden, CH;
Georges Metzger, Moernach, FR;
Thomas Schäfer, Basel, CH;
Stéphane Biry, Village-Neuf, FR;
Christophe Bulliard, Basel, CH;
Dieter Reinehr, Kandern, DE;
Peter Michaelis, Geispitzen, FR;
Vien Van Toan, Rheinfelden, CH;
Georges Metzger, Moernach, FR;
Thomas Schäfer, Basel, CH;
Stéphane Biry, Village-Neuf, FR;
Christophe Bulliard, Basel, CH;
Dieter Reinehr, Kandern, DE;
Peter Michaelis, Geispitzen, FR;
Ciba Specialty Chemicals Corp., Tarrytown, NY (US);
Abstract
Novel compounds of formula I are described whereinE corresponds to the formula or to the formula and the radicals R, R, R, R, R', R′and R′are as defined in claim. Compounds of formula I are suitable for stabilizing organic material, especially plastics materials, surface-coatings, cosmetic preparations, sun protection agents or photographic material, against damage by light, oxygen and/or heat.