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.

Date of Patent:
Mar. 28, 1995

Filed:

Dec. 20, 1993
Applicant:
Inventor:

Masahiro Otsuka, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; C07D / ;
U.S. Cl.
CPC ...
25230131 ; 252589 ; 548494 ;
Abstract

Disclosed is a novel UV light absorbing compound which can preferably be employed in the art of colored molding plastics, resin films, heat-sensitive transfer materials, liquid crystal display materials, color photographs and the like, and method for producing thereof. The UV light absorbing compound is characterized by the general formula: ##STR1## wherein R.sup.1 represents linear or branched alkyl or aralkyl group, and R.sup.2 represents --CN or --COOR.sup.3, wherein R.sup.3 represents substituted or unsubstituted alkyl or aralkyl group.


Find Patent Forward Citations

Otsuka, Masahiro. (1995). Indole compound and use of the same (U.S. Patent No. 5401438). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5401438

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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