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Class Information
Number: 503/213
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 > Identified solvent or dispersant for color-former, other than mere mineral oil
Description: Subject matter in which the color-former is dissolved or dispersed in a named mineral oil having an additive or in a liquid other than mineral oil named in the claims.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6846619 |
Dye dispersion liquid and thermosensitive recording material using the same |
Jan. 25, 2005 |
| 6815138 |
Heat-sensitive recording material |
Nov. 9, 2004 |
| 6815679 |
Reversible thermal recording material and method of recording image on reversible thermal recording material |
Nov. 9, 2004 |
| 6727203 |
Method for producing microcapsules and heat-sensitive recording material |
Apr. 27, 2004 |
| 6620227 |
UV curable CF ink |
Sep. 16, 2003 |
| 6586362 |
Hydrocarbon solvent and pressure-sensitive copying material made with the same |
Jul. 1, 2003 |
| 6586364 |
Heat-sensitive microcapsule and recording medium using same |
Jul. 1, 2003 |
| 6494950 |
Thermochromic microencapsulated pigments |
Dec. 17, 2002 |
| 6348432 |
Heat sensitive coating, recording material and methods of manufacture |
Feb. 19, 2002 |
| 6310002 |
Record material |
Oct. 30, 2001 |
| 6248692 |
Erasable image forming material |
Jun. 19, 2001 |
| 6217643 |
Color former composition and microcapsules containing the composition |
Apr. 17, 2001 |
| 6071852 |
Pressure-sensitive record materials |
Jun. 6, 2000 |
| 5970875 |
Pressure-sensitive tamper evident system |
Oct. 26, 1999 |
| 5880064 |
Carbonless pressure-sensitive copying paper |
Mar. 9, 1999 |
| 5851951 |
Heat sensitive recording material |
Dec. 22, 1998 |
| 5830823 |
Method for printing |
Nov. 3, 1998 |
| 5814579 |
Multicolor printing system |
Sep. 29, 1998 |
| 5804528 |
Thermosensitive recording material with a high fog resistance |
Sep. 8, 1998 |
| 5798315 |
Microcapsule-containing oil-based coating liquid, ink, coated sheet, and method of preparing the same |
Aug. 25, 1998 |
| 5707924 |
Method for printing |
Jan. 13, 1998 |
| 5605874 |
Pressure-sensitive copying material |
Feb. 25, 1997 |
| 5558699 |
Thermochromic color-memory composition |
Sep. 24, 1996 |
| 5552365 |
Pressure-sensitive recording material which comprises natural oils and/or derivatives thereof |
Sep. 3, 1996 |
| 5532201 |
Thermosensitive recording medium |
Jul. 2, 1996 |
| 5476829 |
Pressure-sensitive copying material |
Dec. 19, 1995 |
| 5464803 |
Pressure-sensitive record material |
Nov. 7, 1995 |
| 5462597 |
System for inkless fingerprinting |
Oct. 31, 1995 |
| 5458974 |
Microencapsulated composition containing solvent including triisopropyylbiphenyl |
Oct. 17, 1995 |
| 5411798 |
Magnetic recording sheet comprising a gel binder |
May. 2, 1995 |
| 5401577 |
Melamine formaldehyde microencapsulation in aqueous solutions containing high concentrations of organic solvent |
Mar. 28, 1995 |
| 5385879 |
Carbonless paper solvent comprising diisopropylmethylnaphthalene and products utilizing same |
Jan. 31, 1995 |
| 5378674 |
Heat-sensitive recording material |
Jan. 3, 1995 |
| 5318940 |
Carbonless paper solvent comprising diisopropylbiphenyl and triisopropylbiphenyl and products utilizing same |
Jun. 7, 1994 |
| 5302571 |
Crystals of fluoran compound, crystalline solvates thereof, process for their preparation and recording material comprising said crystal or said solvate |
Apr. 12, 1994 |
| 5284812 |
Thiazolo[5,4-d]thiazole color-formers |
Feb. 8, 1994 |
| 5283222 |
Recording material comprising novel crystalline fluoran and process for prepartion of the said crystalline fluoran |
Feb. 1, 1994 |
| 5264409 |
Pressure-sensitive copying material |
Nov. 23, 1993 |
| 5250492 |
Coatings for use with business forms, security documents, or safety paper |
Oct. 5, 1993 |
| 5242885 |
Pressure sensitive recording sheet with a layer containing microcapsules each containing color former and benzyl toluene |
Sep. 7, 1993 |
| 5215956 |
Color changing print |
Jun. 1, 1993 |
| 5214021 |
Pressure sensitive copy article |
May. 25, 1993 |
| 5204184 |
Microencapsulation using tertiary aliphatic isocyanate capsule wall material |
Apr. 20, 1993 |
| 5204185 |
Microencapsulation process using melamine-formaldehyde and microcapsules produced thereby |
Apr. 20, 1993 |
| 5178949 |
Color-former |
Jan. 12, 1993 |
| 5169826 |
CF ink and tandem printing process |
Dec. 8, 1992 |
| 5132271 |
Carbonless copy paper sheet bearing a high solids CB printing ink containing a protective colloid blend |
Jul. 21, 1992 |
| 5122498 |
Microcapsules of pressure-sensitive copying paper |
Jun. 16, 1992 |
| 5087283 |
Sympathetic ink for ink jet printer |
Feb. 11, 1992 |
| 5084492 |
High solids CF printing ink |
Jan. 28, 1992 |
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