Patents for B41M 5 - Duplicating or marking methods; Sheet materials for use therein (48,459) |
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01/03/1989 | CA1247862A1 Binder-mixtures for optical recording layers and elements |
12/28/1988 | EP0297045A2 Heat sensitive recording material |
12/28/1988 | EP0296876A2 Naphthalocyanine derivatives and their use in optical recording medium |
12/28/1988 | EP0296716A2 Data storage device having a phase change memory medium reversible by direct overwrite and method of direct overwrite |
12/28/1988 | EP0296640A2 Image recording method and apparatus therefor |
12/28/1988 | EP0296289A2 Imaging material |
12/28/1988 | CA1247368A Record material carrying a colour developer composition |
12/28/1988 | CA1247367A Electrostatic recording material |
12/27/1988 | US4794102 Thermally-responsive record material |
12/27/1988 | US4794101 Mixture of phthalide dye, fluoran compound and polyvalent metal salt of an aromatic carboxylic acid |
12/27/1988 | US4794069 Spirobenzanthracene phthalide compounds, processes for preparing same and color forming recording materials containing said compounds |
12/27/1988 | US4794039 Multi-usable pressure-sensitive transfer recording medium |
12/21/1988 | EP0295840A2 A pressure sensitive recording paper and method of producing such |
12/21/1988 | EP0295485A2 Overcoat for dye image-receiving layer used in thermal dye transfer |
12/21/1988 | EP0295484A2 Amino-modified silicone slipping layer for dye-donor element used in thermal dye transfer |
12/21/1988 | EP0295483A2 Solid particle lubricants for slipping layer of dye-donor element used in thermal dye transfer |
12/20/1988 | US4792544 Heat sensitive recording material |
12/20/1988 | US4792543 Encapsulating oil droplets having dissolved therein one or more substantially colorless color formers |
12/20/1988 | US4792542 Recording material |
12/20/1988 | US4792496 Thermal transfer recording medium |
12/20/1988 | US4792495 Top layer of carnauba wax and ethylene-vinyl acetate copolymer; blocking resistance; superimposing performance |
12/20/1988 | US4792487 Ink jet recording medium comprising (a) water expansible colloidal clay (b) silica and (c) water insoluble synthetic binder |
12/20/1988 | US4792376 Apparatus for the sublimation printing of keyboard caps |
12/20/1988 | US4792213 Thermal imaging device |
12/20/1988 | CA1246870A1 Correction compositions and process for using same |
12/20/1988 | CA1246869A1 Nonmagnetic thermal transfer ribbon |
12/15/1988 | DE3717639A1 Transfer printing press with resilient compensating devices |
12/14/1988 | EP0294975A2 Printing inks for ribbons |
12/14/1988 | EP0294969A2 Recording medium for optical data storage |
12/14/1988 | EP0294724A2 Display material |
12/14/1988 | EP0294610A1 Single-stage electrochemical process for the production of images for reproduction layers |
12/13/1988 | US4791096 Color-forming composition |
12/13/1988 | US4791095 Heat-sensitive recording material |
12/13/1988 | US4791094 Diarylaminofluoran electron donating dye and quinoline derivative |
12/13/1988 | US4791093 Coupling layer; mixed natural and synthetic pulps, white pigment; high density, high speed |
12/13/1988 | US4790676 High-density and low-density polyethylene |
12/13/1988 | CA1246379A1 Recording medium for optical data storage |
12/07/1988 | EP0294174A2 Recording elements comprising write-once thin film alloy layers |
12/07/1988 | EP0294173A2 Recording elements comprising write-once thin film alloy layers |
12/07/1988 | EP0294156A2 Method of generating overhead transparency projections using an ink-jet device |
12/07/1988 | EP0294155A1 Image development of overhead transparencies |
12/07/1988 | EP0294109A2 Dyesheets |
12/07/1988 | EP0293741A2 Flat, multilayered, laseroptical recording material |
12/07/1988 | EP0293656A1 Process for producing images on photosensitive material |
12/07/1988 | CN88103275A Magnetic ink medium and printing method using the medium |
12/06/1988 | CA1246220A1 Data system containing a high capacity optical contrast laser recordable wallet-size plastic card |
12/06/1988 | CA1245860A1 Heat sensitive coating |
12/01/1988 | WO1988009549A1 Optical data storage method and materials therefor |
11/30/1988 | EP0292722A1 Use of mixtures of thermoplastic polycarbonates and copolymers of styrene with acrylonitrile as substrates for optical data memories |
11/30/1988 | EP0292522A1 Colour former manufacture |
11/29/1988 | US4788561 Tellurium, or oxide thereof, amorphous layer with tellurium crystal layer |
11/29/1988 | US4788285 Color formers in imager transferring, carbonless copying, thermal responisve marking |
11/29/1988 | US4788284 Cyan dyes for photography, printing |
11/29/1988 | US4788128 Transfer printing medium with thermal transfer dye and infra-red radiation phthalocyanine absorber |
11/29/1988 | US4788124 Ionic dye-reactive counter ion compound |
11/29/1988 | US4787852 Multicolor interactive notepad |
11/29/1988 | CA1245763A1 Phase changeable material |
11/29/1988 | CA1245448A1 Process for marking plastics materials |
11/23/1988 | EP0292240A2 Optical data storage system with wavelength selective lamination |
11/23/1988 | EP0292109A1 Thermal transfer receiver |
11/23/1988 | EP0291848A2 Optical-recording medium comprising a reflective layer containing a silicon-phthalocyanin compound |
11/23/1988 | EP0291600A1 Process for producing 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalide |
11/22/1988 | US4786729 Benzimidazolo-quinazolines |
11/22/1988 | US4786708 Use of films of polycondensates |
11/22/1988 | US4786630 Mixture of 1-tolyl-2-phenylpropane and 1,2-ditolylethane |
11/22/1988 | US4786629 Facsimile transmission, nonstaining |
11/17/1988 | WO1988009030A1 Optical recording member, its production and production of optical recording card |
11/17/1988 | WO1988008788A1 Hot melt ink transparency |
11/17/1988 | EP0291459A2 Process for the ablasive working of optical articles made from cross-linked polymers |
11/17/1988 | EP0291456A2 Polycyclic chromogene azamethine compounds, their preparation and their use |
11/17/1988 | EP0291315A2 Heat-sensitive recording paper |
11/17/1988 | EP0291214A2 Information device |
11/15/1988 | US4785313 Recording medium and image formation process using the same |
11/15/1988 | US4785311 Recording head apparatus and method having pluralities of crossed electrodes |
11/15/1988 | US4785048 Polyurea and polyurea-epoxy microcapsules |
11/15/1988 | US4784905 Supported thermofusible ink layer comprising a coloring agent, image gradation control agent and carrier in a fine porous resin; hectography |
11/15/1988 | US4784896 Cationic acrylic copolymer |
11/15/1988 | US4784692 Terepene-phenol resin |
11/15/1988 | CA1244981A1 Directly printable pressure-sensitive adhesive tape |
11/15/1988 | CA1244727A1 Hydrophobic substrate with coating receptive to inks |
11/09/1988 | EP0289859A2 Printed microporous material |
11/09/1988 | EP0289642A1 Erasable electro-optic storage disk |
11/08/1988 | US4783667 Printing of angled and curved lines using thermal dot matrix printer |
11/08/1988 | US4783521 Linear salicylic acid copolymers and their metal salts, production process thereof, color-developing agents comprising metal-resins of the copolymers |
11/08/1988 | US4783439 Heat-sensitive recording material |
11/08/1988 | US4783438 Partially pressure-sensitive recording paper |
11/08/1988 | US4783393 Dye mixtures and optical recording elements containing same |
11/08/1988 | US4783386 Changes detected in recording and absorptive layer by lasers |
11/08/1988 | US4783376 Coating layer capable of trapping water soluble recocrding agent |
11/08/1988 | US4783375 Heat-sensitive recording material |
11/08/1988 | US4783360 Thermal transfer material |
11/08/1988 | US4783196 Chromogens |
11/02/1988 | EP0289162A2 Receiver sheet |
11/02/1988 | EP0289161A2 Receiver sheet |
11/02/1988 | EP0289122A1 Unsaturated derivatives of methylene dianiline |
11/02/1988 | EP0289041A2 Thermosensitive recording sheet |
11/02/1988 | EP0288568A1 Sheet for receiving thermally transferred image in preparing a transparent original |
11/02/1988 | EP0131631B1 Heat-sensitive recording paper |
11/02/1988 | CN87215592U Protable hot ink recorder |
11/01/1988 | US4782041 Slipping layer containing amino-modified siloxane and another polysiloxane for dye-donor element used in thermal dye transfer |