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. 04, 2004
Filed:
Nov. 20, 2002
Applicant:
Inventors:
Ramanuj Goswami, Rochester, NY (US);
Margaret J. Helber, Rochester, NY (US);
Cynthia A. MacMillan, Rochester, NY (US);
Mary C. Brick, Webster, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 1/498 ; G03C 1/815 ;
U.S. Cl.
CPC ...
G03C 1/498 ; G03C 1/815 ;
Abstract
This invention relates to a photothermographic element comprising a support, at least one photothermographic imaging layer, and at least one filter layer, wherein the filer layer comprises a heat-bleachable composition comprising a barbituric acid arylidene filter dye is in the presence of an effective amount of a base precursor.
Goswami, Ramanuj. (2004). Thermally bleachable yellow filter dye compositions barbituric acid arylidene dyes and base precursors (U.S. Patent No. 6730462). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6730462
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile