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:
Jul. 06, 1999
Filed:
Jul. 31, 1997
Applicant:
Inventors:
Karl Gaa, Burtenbach, DE;
Matthias Zah, Gersthofen, DE;
Mathias Mehrer, Gablingen, DE;
Gerhard Pfahler, Augsburg, DE;
Thomas Stahrfeldt, Neusass, DE;
Assignee:
Clariant GmbH, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546222 ; 546224 ; 546190 ;
Abstract
The present invention relates to novel UV stabilizers of the formula (I) ##STR1## where the substituents are as defined in the description. These compounds are highly suitable for stabilizing organic material, such as plastics, surface coatings, paints and oils, against the action of light, radiation, oxygen and heat.
Gaa, Karl. (1999). Light stabilizers based on sterically hindered amines (U.S. Patent No. 5919933). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5919933
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile