| Patents for B41M 5 - Duplicating or marking methods; Sheet materials for use therein (48,459) |
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| 05/31/1988 | US4748148 Recording system utilizing phthalide derivatives as colorless chromogenic material |
| 05/31/1988 | US4748146 Process for encapsulating dissolved reactants of color reaction systems, the capsules obtained as a result thereof and their use in non-carbon papers |
| 05/31/1988 | US4747875 Chromogenic azaphthalide compound and a colour-forming recording composition containing the same |
| 05/31/1988 | CA1237280A1 Re-using heat-sensitive transfer recording media |
| 05/31/1988 | CA1237279A1 Information medium adapted to be written by thermo- optical means and method of manufacturing same |
| 05/26/1988 | DE3739426A1 Verfahren zum optischen aufzeichnen und lesen von informationen Recording method for optical and reading information |
| 05/25/1988 | EP0268482A1 Cardlike optical recording medium |
| 05/25/1988 | EP0268402A2 Printing a desired pattern on a workpiece surface |
| 05/25/1988 | EP0268202A2 Thermal transfer ink |
| 05/25/1988 | EP0268179A2 Inorganic polymer subbing layer for dye-donor element used in thermal dye transfer |
| 05/25/1988 | EP0268071A1 Microcapsules having modified walls |
| 05/25/1988 | CN87206067U Print press for wall paper |
| 05/24/1988 | US4746939 Picture recording apparatus |
| 05/24/1988 | US4746646 Copies of video images |
| 05/24/1988 | US4746645 Halophthalic acid metal salt as color developing material |
| 05/24/1988 | US4746644 High density, high contrast images |
| 05/24/1988 | US4746467 Process for producing microcapsules |
| 05/24/1988 | CA1237240A1 Production process of microcapsules |
| 05/24/1988 | CA1237145A1 Acetylenic compounds containing urea moieties useful as environmental indicating materials |
| 05/18/1988 | EP0267469A1 Silicone and phosphate ester slipping layer for dye-donor element used in thermal dye transfer |
| 05/18/1988 | CN87208960U Brander |
| 05/18/1988 | CN87207204U Photo-thermo printing machine |
| 05/17/1988 | US4745203 1-phenylethanol |
| 05/17/1988 | US4745097 Subbing layer, cationic polymer |
| 05/17/1988 | US4745046 Thermal imaging method |
| 05/17/1988 | US4744685 Thermal transfer ribbon and method of making same |
| 05/11/1988 | EP0266526A1 Thermal carbon ribbon containing a resin-bonded fusible dye, and a process for the production of this ribbon |
| 05/11/1988 | EP0266430A1 Image formation on object |
| 05/11/1988 | EP0124616B1 Heat-sublimable ink ribbon |
| 05/11/1988 | CN87104897A Printable polyacetal compositions |
| 05/10/1988 | US4743582 N-alkyl-or n-aryl-aminopyrazolone merocyanine dye-donor element used in thermal dye transfer |
| 05/10/1988 | US4743581 Thermal transfer printing |
| 05/10/1988 | US4743580 Heat-sensitive recording materials |
| 05/10/1988 | US4743579 Microcapsules, color former |
| 05/10/1988 | US4743526 Alloy having variable spectral reflectance and information recording material making use of the same |
| 05/10/1988 | US4743463 Method for forming patterns on a substrate or support |
| 05/10/1988 | US4743398 Thermochromic composition |
| 05/10/1988 | CA1236302A1 Pressure-sensitive recording sheet |
| 05/10/1988 | CA1236301A1 Heat transfer sheet |
| 05/10/1988 | CA1236300A1 Multi-gradation heat sensitive transfer medium |
| 05/10/1988 | CA1236299A1 Prevention of spotting in thermal imaging compositions |
| 05/10/1988 | CA1236298A1 Solvent resistant thermally printable material |
| 05/10/1988 | CA1236297A1 Recording and information record elements comprising telluropyrylium dyes |
| 05/05/1988 | WO1988003093A1 Sheet for receiving thermally transferred image in preparing a transparent original |
| 05/05/1988 | DE3736361A1 Thermal printer |
| 05/04/1988 | EP0266311A2 Fluoran dye mixture and its use in recording materials |
| 05/04/1988 | EP0266310A1 Chromogenic phthalides and azaphthalides |
| 05/04/1988 | EP0266164A2 Dye mixtures and optical recording elements containing same |
| 05/04/1988 | EP0265954A2 Light-sensitive material containing silver halide, reducing agent and polymerizable compound |
| 05/04/1988 | EP0265743A1 Microcapsules with modified walls |
| 05/03/1988 | US4742043 Microcapsules of xylylene diisocyanate, permeability |
| 05/03/1988 | US4742042 Thermosensitive recording material |
| 05/03/1988 | US4742041 Heat-sensitive recording material |
| 05/03/1988 | US4741969 Aqueous ink recording sheet |
| 05/03/1988 | CA1235901A1 High contrast thin film optical recording medium |
| 04/27/1988 | EP0265190A2 Process for producing a sheet of color-developer for pressure-sensitive recording paper |
| 04/27/1988 | EP0265153A2 Color transfer imaging element |
| 04/27/1988 | EP0264928A2 Vinylogous porphyrines |
| 04/27/1988 | EP0264827A2 Heat-sensitive recording material |
| 04/27/1988 | EP0264794A1 Microcapsules with polyurethane walls |
| 04/27/1988 | EP0264751A2 Hydroxycarboxylic acid derivatives and their application in copying materials |
| 04/27/1988 | EP0119275B1 Ink ribbon for sublimation transfer process hard copying |
| 04/26/1988 | US4740801 Non-impact printing apparatus |
| 04/26/1988 | US4740798 Transfer-type thermal printing device |
| 04/26/1988 | US4740497 Polymeric mixture for dye-receiving element used in thermal dye transfer |
| 04/26/1988 | US4740496 Release agent for thermal dye transfer |
| 04/26/1988 | US4740495 Protective coating for thermosensitive material |
| 04/26/1988 | US4740494 Method of recording image |
| 04/26/1988 | US4740420 Recording medium for ink-jet printing |
| 04/21/1988 | WO1988002699A1 Thermal transfer sheet |
| 04/21/1988 | DE3712970A1 Aufzeichnungsmaterialien Recording materials |
| 04/20/1988 | EP0264051A2 Derivatives of hydroxycarboxylic acids, method for their production and their application to heat and pressure sensitive recording materials |
| 04/20/1988 | EP0263990A1 Overlappingly overstrikable ribbon for matrix printing systems and a process for the production thereof |
| 04/20/1988 | EP0263987A1 Overlappingly overstrikeable ribbon and use thereof in continuously full cassettes |
| 04/19/1988 | US4739338 Heat-sensitive transfer recording method |
| 04/19/1988 | US4738950 Amino-modified silicone slipping layer for dye-donor element used in thermal dye transfer |
| 04/19/1988 | US4738949 Protective devices |
| 04/19/1988 | US4738898 Diisocyanate and isocyanurate ring trimer reacted with polyamine in water |
| 04/19/1988 | US4738889 Heat transfer sheet |
| 04/19/1988 | US4738555 Method, apparatus and thermal print ribbon to provide a protective layer over thermally-printed areas on a record medium |
| 04/13/1988 | EP0263641A2 Method for making an erasable optical data storage medium |
| 04/13/1988 | EP0263519A2 Agent for improving the printability of paper and cardboard |
| 04/13/1988 | EP0263478A2 Heat-sensitive transfer medium |
| 04/13/1988 | EP0263459A2 Pressure sensitive reproducing material |
| 04/13/1988 | EP0263458A2 Compression layer for dyereceiving element used in thermal dye transfer |
| 04/13/1988 | EP0263457A2 Subbing layer for dye-donor element used in thermal dye transfer |
| 04/12/1988 | US4737587 Colorless carbazole dyes for recording materials |
| 04/12/1988 | US4737486 Superior adhesion between polymeric support and dye layer |
| 04/12/1988 | US4737485 Silicone and phosphate ester slipping layer for dye-donor element used in thermal dye transfer |
| 04/12/1988 | US4737443 Optical recording medium |
| 04/12/1988 | US4737397 Coloring agent and two kins of waxes with varying saponification numbers |
| 04/12/1988 | US4737224 Vacuum, low temperature |
| 04/12/1988 | US4737189 Mixed reaction product of coupling ethylbenzene and xylene |
| 04/12/1988 | CA1235124A1 Phenothiazine and phenoxazine derivatives, process and marking systems |
| 04/12/1988 | CA1234982A1 Optical data storage medium having chromophore/polymer coordinated information layer |
| 04/06/1988 | EP0262983A1 Twin-ply paper |
| 04/06/1988 | EP0262960A2 Medium and method for erasably recording data by viscoelastic shear deformation |
| 04/06/1988 | EP0262953A2 Heat-sensitive recording material |
| 04/06/1988 | EP0262810A2 Sheet recording material containing dye-forming components |
| 04/06/1988 | EP0262595A2 Thermal-transfer recording method and apparatus for the same |