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. 10, 1977
Filed:
Aug. 06, 1975
Applicant:
Inventors:
Geza Kormany, Allschwil, CH;
Guglielmo Kabas, Aesch, CH;
Hans Schlapfer, Basel, CH;
Adolf Emil Siegrist, Basel, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 25230122 ; 2602 / ; 2602 / ; 427158 ;
Abstract
Styrene compounds of the formula ##STR1## wherein Q denotes one of the ring systems of the formulae ##STR2## wherein M represents oxygen or sulphur, Z represents hydrogen, lower alkyl or phenyl and n represents the number 1 or 2 and the rings A and B can each contain 1 to 3 non-chromophoric substituents.
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Kormany, Geza. (1977). Styrene compounds (U.S. Patent No. 4022772). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4022772
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile