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:
Jun. 06, 1989
Filed:
Feb. 26, 1988
Applicant:
Inventor:
Yasuhiro Ogata, Shizuoka, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503200 ; 427152 ; 428211 ; 428342 ; 4285375 ; 428913 ; 503226 ;
Abstract
A novel heat-sensitive recording paper is provided, which comprises a paper support having thereon a heat-sensitive color forming layer comprising at least one electron-donating colorless dye precursor and at least one electron-accepting compound, wherein the paper support comprises a base paper having thereon a layer containing styrene-acryl copolymer.