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:
Sep. 07, 2004
Filed:
Aug. 20, 2002
Applicant:
Inventors:
Assignee:
Ricoh Company Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/40 ;
U.S. Cl.
CPC ...
B41M 5/40 ;
Abstract
A thermal transfer recording medium including at least a substrate; a separation layer located overlying the substrate; and an ink layer located overlying the separation layer, wherein the separation layer includes at least a wax including a polyethylene wax, and wherein the ink layer includes at least a thermoplastic saturated polyester resin having a hydroxyl value of from 20 to 60 mgKOH/g; and an oxidized polyethylene having an acid value not greater than 5 mgKOH/g.