Patents for B41C 1 - Forme preparation (12,700)
05/1984
05/22/1984US4450486 Engraving apparatus and method
05/22/1984CA1167682A1 Cleaner and scratch remover composition for lithographic plates including an emulsion of aqueous phase in an oil phase
05/16/1984EP0108509A2 Stencil, stencil material set and stencil duplicator set containing the same
05/16/1984EP0108376A2 Spot-accurate re-engraving method for printing cylinders
05/16/1984EP0108375A2 Inspection method for electron beam engraved printing surfaces
05/16/1984EP0108162A1 Method and device for engraving printing formes, particularly intaglio printing formes
05/09/1984EP0107951A2 Screen tensioning apparatus
05/02/1984EP0107065A2 Precurled flexographic printing plate
05/01/1984CA1166515A1 Screen tensioning and printing frame
04/1984
04/24/1984US4444858 With thin synthetic resin layer; durable
04/24/1984CA1166070A1 Method for preparing dry lithographic plates
04/17/1984US4443060 Run-free color raster for multi-color printing
04/17/1984US4442772 Screen tensioning apparatus
03/1984
03/20/1984US4438460 Engraving apparatus and method
03/20/1984CA1163858A1 Waterless planographic printing plate and process for using same
02/1984
02/28/1984US4434198 Ink impervious layer consisting of dispersion of polymer and zinc oxide powder
02/28/1984US4433912 Method and a circuit for determining a contour in an image
02/22/1984EP0101266A2 Printing method and apparatus
01/1984
01/31/1984US4428871 Stripping compositions and methods of stripping resists
01/25/1984EP0099264A2 Improvements in or relating to printing plates
01/19/1984WO1984000121A1 Method and apparatus for forming gravure cells in a gravure cylinder
01/18/1984EP0098319A1 Method and arrangement for contrast enhancement
01/10/1984US4425417 Method for preparation of a color proof from a set of color separation films, masks or the like
01/10/1984CA1160176A1 Method for making sleeves for rotary screen printing
12/1983
12/21/1983EP0096275A2 Gravure printing plate to be clamped on a clamping cylinder, and process for its production
12/13/1983US4420363 One-bath etching method for processing gravure plate, and etching condition calculating device
12/06/1983US4419691 Method for the improved reproduction of image in reproduction technology
11/1983
11/22/1983US4416215 Apparatus for fabricating gravure printing cylinders with synthetic resin surface
10/1983
10/26/1983EP0092285A1 A flexible gravure sleeve
10/25/1983US4411529 Color reference data base and method of preparing same
10/25/1983CA1155951A1 Imaging system and method with mid-tone enhancement
10/18/1983US4410401 Method for manufacturing a die
10/12/1983EP0090836A1 Treated plate intended for graphic arts
09/1983
09/27/1983US4406160 Method of inspecting a resist layer on a gravure printing plate, and device for practicing same
09/14/1983EP0088139A1 Lithographic printing plate and method for producing the same
09/13/1983US4403548 Printing plate for linear bar symbol code
09/06/1983US4403258 Method and device for sequentially imaging an original
08/1983
08/30/1983US4401520 Process for the preparation of screen printing stencils by an electroplating method
08/16/1983US4399243 For lithographic plates
08/16/1983US4398462 Hot melt screen printing machine
08/03/1983EP0084780A2 Method and circuit for determining the direction of contours in a picture
08/02/1983US4396703 Retouching agent for lithographic printing plate
08/02/1983US4395946 Rotary printing presses with inplace laser impression of printing surface
07/1983
07/27/1983EP0084444A1 Products and processes for use in planographic printing
07/27/1983EP0084350A2 Apparatus and method for manufacturing figures
07/26/1983US4395479 Using a 2-pyrrolidinone and tetrahydrothiophene 1,1-dioxide
07/21/1983WO1983002505A1 Products and processes for use in planographic printing
07/12/1983US4393295 Apparatus and method for engraving with an electron beam
07/12/1983CA1149967A1 Printed circuit production line
07/05/1983US4391898 Photopolymer sheet attached to screen
07/05/1983US4391879 Gravure printing base cylinder, and method of its manufacture
06/1983
06/28/1983US4390903 Imaging system and method with mid-tone enhancement
06/21/1983US4388865 Printing layer of urethane and acetyl polymers and method of making
06/08/1983EP0020409B1 The production of rotary screen printing cylinders
05/1983
05/31/1983CA1147188A1 Pre-press color proofing by light exposure to photographic media
05/24/1983US4384945 Production of rotary screen printing cylinders and other fine-apertured sheet materials
05/17/1983US4384011 Process for producing gravure printing plates
05/17/1983US4383482 Printing mask for use in printing on a board having a projected portion and manufacturing process therefor
05/10/1983CA1146011A1 Method of preparing lithoplates
05/03/1983US4381961 Printing cylinder with an outside covering and a method and apparatus for applying a covering on a cylinder surface
05/03/1983US4381706 Printing screen and method
04/1983
04/20/1983EP0076868A1 Electron beam engraving method and apparatus for carrying it out
04/14/1983WO1983001229A1 Treated plate intended to graphic arts
04/13/1983EP0076380A2 Method and circuit for contrast enhancement
04/12/1983US4379737 Method to make a built up area rotary printing screen
04/12/1983CA1144418A1 Erosion process for generation of offset masters
03/1983
03/30/1983EP0075329A1 Stripping compositions and method of stripping resists
03/30/1983EP0075328A1 Stripping compositions and method of stripping resists
03/23/1983EP0074422A1 Method for the production of printing plates by means of printing irregularly distributed points
03/15/1983CA1142805A1 Magnetic resist printing process
02/1983
02/23/1983EP0072609A1 Improvement in or relating to methods and apparatus for laser engraving
02/15/1983US4373441 Heatable sieve for screen printing
02/09/1983EP0071171A1 Suction device
02/09/1983EP0071129A2 Drying device for printing plates
02/01/1983US4371599 Process for the preparation of printing forms and/or metallized images
12/1982
12/28/1982US4366188 Method of employing encapsulated material
11/1982
11/02/1982US4357633 Engraving apparatus and method
10/1982
10/05/1982US4352973 Machine for simultaneously turning and laser engraving printing cylinders
10/05/1982CA1133170A1 Method of preparing screen printing stencils using novel compounds and compositions, improved screen printing stencils and method of screen printing
09/1982
09/28/1982US4351685 Duplicating stencil
09/28/1982US4351238 Method for screen printing
09/07/1982US4347785 Engraving printing cylinders
08/1982
08/24/1982US4345390 Screen tensioning and printing frame
08/11/1982EP0033731A4 Engraving apparatus.
08/10/1982US4343837 Tipper for embossed cards and removable cassette for use therewith
08/04/1982EP0056829A1 Screens for multicolour printing without colour drift
07/1982
07/14/1982EP0055992A2 Composition for a toner of a magnetic resist printing process
07/13/1982US4339472 Photopolymerization, polyamides
07/06/1982CA1127090A1 Production of screen printing blocks
06/1982
06/23/1982EP0054165A2 Laminated printing cylinder
06/22/1982US4336558 Imaging system and method with reduced moire interference
06/16/1982EP0015950B1 Device for stretching a cloth on a frame for fixing the cloth thereto in the stretched condition
06/15/1982CA1125570A1 Flexible endless printing band and method of production
06/15/1982CA1125568A1 Presensitized planographic printing plates and method of preparation
06/02/1982EP0052968A2 Coating of polymerical substrates
05/1982
05/27/1982WO1982001787A1 Method for engraving by means of an electron beam
05/18/1982US4330798 Electronic stencil cutter
04/1982
04/13/1982CA1121732A1 Method and apparatus for engraving printing forms
04/06/1982US4323929 Printing process using lithographic plates made from toned amplitude modulated magnetic images
03/1982
03/23/1982US4321105 Method of producing embossed designs on surfaces