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Class Information
Number: 503/204
Name: Record receiver having plural interactive leaves or a colorless color former, method of use, or developer therefor > Having a colorless color-former, developer therefor, or method of use > Plural colors or plural diverse systems
Description: Subject matter in which the final recording is in two or more colors, other than the color of the background, or two or more distinct shades of a single "color" or in which the recording takes place by using two or more different color-producing systems; e.g., a pressure responsive system plus a heat-responsive system; a carbonless system plus a "carbon paper" type system, etc.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7507452 |
Printing method using pearl pigment |
Mar. 24, 2009 |
| 7504360 |
Imaging system |
Mar. 17, 2009 |
| 7419935 |
Heat-sensitive recording material |
Sep. 2, 2008 |
| 7384890 |
Check fraud protection techniques |
Jun. 10, 2008 |
| 7235512 |
Heat-sensitive recording material |
Jun. 26, 2007 |
| 7232791 |
Multicolored thermally recording medium |
Jun. 19, 2007 |
| 7176161 |
Imaging system |
Feb. 13, 2007 |
| 7166558 |
Thermal imaging system |
Jan. 23, 2007 |
| 7078365 |
Thermosensitive recording material |
Jul. 18, 2006 |
| 7056860 |
Print protection, embedded print protected page, embedded text page, embedded text kit, and methods relating thereto |
Jun. 6, 2006 |
| 7018953 |
Compositions, systems, and methods for imaging onto a substrate |
Mar. 28, 2006 |
| 7001868 |
Image recording apparatus and method and recording sheet for use therewith |
Feb. 21, 2006 |
| 6995116 |
Reversible multicolor recording medium, and recording method using the same |
Feb. 7, 2006 |
| 6916765 |
Consumer product package and method of manufacture |
Jul. 12, 2005 |
| 6869908 |
Thermal recording material |
Mar. 22, 2005 |
| 6869907 |
Color-image-forming medium |
Mar. 22, 2005 |
| 6815679 |
Reversible thermal recording material and method of recording image on reversible thermal recording material |
Nov. 9, 2004 |
| 6815138 |
Heat-sensitive recording material |
Nov. 9, 2004 |
| 6759366 |
Dual-sided imaging element |
Jul. 6, 2004 |
| 6749908 |
Multicolor heat-sensitive recording material |
Jun. 15, 2004 |
| 6746984 |
Image-forming medium coated with microcapsule layer for forming image |
Jun. 8, 2004 |
| 6740622 |
Thermal transfer image-receiving sheet |
May. 25, 2004 |
| 6716793 |
Image-recording composition and image-recording sheet using same |
Apr. 6, 2004 |
| 6713430 |
Printed matter |
Mar. 30, 2004 |
| 6680281 |
Heat-sensitive recording material |
Jan. 20, 2004 |
| 6649564 |
Information recording sheet and method of manufacturing information recording sheet |
Nov. 18, 2003 |
| 6632773 |
Heat-sensitive recording materials and method for authenticity checking |
Oct. 14, 2003 |
| 6613715 |
Method of using reversible thermosensitive recording medium and the reversible thermosensitive recording medium |
Sep. 2, 2003 |
| 6596669 |
Reversible two-color heat-sensitive recording material and recording method |
Jul. 22, 2003 |
| 6586364 |
Heat-sensitive microcapsule and recording medium using same |
Jul. 1, 2003 |
| 6579827 |
Multi-color image-forming medium |
Jun. 17, 2003 |
| 6579828 |
Multi chromatic thermally sensitive recording medium |
Jun. 17, 2003 |
| 6494950 |
Thermochromic microencapsulated pigments |
Dec. 17, 2002 |
| 6448200 |
Image-forming medium coated with microcapsule layer associated with image-formation layer |
Sep. 10, 2002 |
| 6440898 |
Heat-sensitive recording sheet with a security element in the form of pressure-sensitive microcapsules |
Aug. 27, 2002 |
| 6440896 |
Imaging member with multifunctional coupler and oxidant |
Aug. 27, 2002 |
| 6368684 |
Fluorescent latent image transfer film, fluorescent latent image transfer method using the same, and security pattern formed matter |
Apr. 9, 2002 |
| 6303539 |
Printable sheets which forms duplicate copies and methods for producing and using same |
Oct. 16, 2001 |
| 6284707 |
Thermally sensitive recording medium |
Sep. 4, 2001 |
| 6284706 |
Thermally sensitive recording medium |
Sep. 4, 2001 |
| 6258746 |
Thermally imagable business record and method of desensitizing a thermally imagable surface |
Jul. 10, 2001 |
| 6232266 |
Heat-sensitive recording material |
May. 15, 2001 |
| 6232267 |
Thermal transfer sheet and method for manufacturing same |
May. 15, 2001 |
| 6197724 |
Heat-sensitive recording material |
Mar. 6, 2001 |
| 6127314 |
Heat-sensitive recording material |
Oct. 3, 2000 |
| 6103662 |
Pressure-sensitive copying paper |
Aug. 15, 2000 |
| 6060425 |
Reversible thermosensitive recording material |
May. 9, 2000 |
| 6060428 |
Heat-sensitive chromogenic system |
May. 9, 2000 |
| 6054246 |
Heat and radiation-sensitive imaging medium, and processes for use thereof |
Apr. 25, 2000 |
| 6043191 |
Thermal transfer sheet |
Mar. 28, 2000 |
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