ATE107234T1 - Verfahren zum erkennen von kopien. - Google Patents

Verfahren zum erkennen von kopien.

Info

Publication number
ATE107234T1
ATE107234T1 AT90114925T AT90114925T ATE107234T1 AT E107234 T1 ATE107234 T1 AT E107234T1 AT 90114925 T AT90114925 T AT 90114925T AT 90114925 T AT90114925 T AT 90114925T AT E107234 T1 ATE107234 T1 AT E107234T1
Authority
AT
Austria
Prior art keywords
colour
orange
fluorescent
shade
mid
Prior art date
Application number
AT90114925T
Other languages
English (en)
Inventor
Folker Jung
Original Assignee
Jung Bayropa Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6393928&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE107234(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Jung Bayropa Gmbh filed Critical Jung Bayropa Gmbh
Application granted granted Critical
Publication of ATE107234T1 publication Critical patent/ATE107234T1/de

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B41M3/144—Security printing using fluorescent, luminescent or iridescent effects
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04—Preventing copies being made of an original
    • G03G21/043—Preventing copies being made of an original by using an original which is not reproducible or only reproducible with a different appearence, e.g. originals with a photochromic layer or a colour background

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Credit Cards Or The Like (AREA)
  • Cleaning In Electrography (AREA)
  • Printing Methods (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Holo Graphy (AREA)
  • Photoreceptors In Electrophotography (AREA)
AT90114925T 1989-11-21 1990-08-03 Verfahren zum erkennen von kopien. ATE107234T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3938603A DE3938603A1 (de) 1989-11-21 1989-11-21 Verfahren zum erkennen von kopien

Publications (1)

Publication Number Publication Date
ATE107234T1 true ATE107234T1 (de) 1994-07-15

Family

ID=6393928

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90114925T ATE107234T1 (de) 1989-11-21 1990-08-03 Verfahren zum erkennen von kopien.

Country Status (3)

Country Link
EP (1) EP0428828B1 (de)
AT (1) ATE107234T1 (de)
DE (2) DE3938603A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL99930A0 (en) * 1991-11-01 1992-08-18 Egged Israel Transport Coopera Low contrast color combination for preventing copying via color photocopying
DE4220344C2 (de) * 1992-06-24 1994-06-23 Trautwein Gmbh & Co Gegen Vervielfältigung und/oder mißbräuchliche Entfernung und Wiederverwendung geschützte Plakette
DE4236143A1 (de) * 1992-10-26 1994-04-28 Bayer Ag Gegen unbefugtes Kopieren geschützte Substrate und Verfahren zu ihrer Herstellung
EP0603117B1 (de) * 1992-12-03 1996-12-27 Ciba-Geigy Ag Verfahren zur Herstellung fälschungssicherer farbiger Druckerzeugnisse
IT1275363B (it) * 1994-07-21 1997-08-05 Alagao Ag Procedimento per la protezione anticontraffzione di documenti realizzati su supporti di carta o di altri materiali opportuni
DE29501488U1 (de) * 1995-01-31 1995-03-30 J. Granderath GmbH, 40217 Düsseldorf Fälschungssicherer Fahrausweis
DE29513468U1 (de) * 1995-08-22 1997-01-02 Hummel GmbH & Co., 71106 Magstadt Fälschungssicheres Dokument
GB9719459D0 (en) * 1997-09-12 1997-11-12 Bank Of England Printed articles
GB2370349A (en) * 2000-12-19 2002-06-26 Innovision Res And Technology Information providing apparatus such as a question and answer game
GB0228303D0 (en) 2002-12-04 2003-01-08 Rue De Int Ltd Security device and method
EP2730426B1 (de) * 2004-10-15 2018-03-07 YOSHIDA, Kenji Druckeinheit
US7520601B2 (en) 2004-10-29 2009-04-21 Agfa Graphics, N.V. Printing of radiation curable inks into a radiation curable liquid layer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713861A (en) * 1969-12-04 1973-01-30 Xerox Corp Inhibitor device
US4277514A (en) * 1978-03-07 1981-07-07 Toppan Printing Co., Ltd. Forgery resistant document with colored areas and method for thwarting reproduction of same
DE2910176A1 (de) * 1979-03-15 1980-09-25 Guenter Alt Verfahren und vorrichtung zur kennzeichnung von druckprodukten
JPS58184967A (ja) * 1982-04-23 1983-10-28 Ricoh Co Ltd 機密文書複製防止方法
GB2139955B (en) * 1983-05-20 1987-03-04 Gen Electric Plc Preventing unauthorised copying

Also Published As

Publication number Publication date
EP0428828A2 (de) 1991-05-29
DE59006135D1 (de) 1994-07-21
EP0428828B1 (de) 1994-06-15
DE3938603A1 (de) 1991-05-23
EP0428828A3 (en) 1991-08-14

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee
RZN Patent revoked