CA2075063A1 - Processus d'imagerie a protection contre la reproduction photographique et la photocopie et produit obtenu avec ce processus - Google Patents

Processus d'imagerie a protection contre la reproduction photographique et la photocopie et produit obtenu avec ce processus

Info

Publication number
CA2075063A1
CA2075063A1 CA002075063A CA2075063A CA2075063A1 CA 2075063 A1 CA2075063 A1 CA 2075063A1 CA 002075063 A CA002075063 A CA 002075063A CA 2075063 A CA2075063 A CA 2075063A CA 2075063 A1 CA2075063 A1 CA 2075063A1
Authority
CA
Canada
Prior art keywords
image
document
copy
photocopier
images
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002075063A
Other languages
English (en)
Inventor
Ralph C. Wicker
Frederic T. Morelle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2075063A1 publication Critical patent/CA2075063A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14Security printing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29Securities; Bank notes
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08Photoprinting; Processes and means for preventing photoprinting
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04Preventing copies being made of an original
    • G03G21/043Preventing 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)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Credit Cards Or The Like (AREA)
  • Printing Methods (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CA002075063A 1990-02-02 1991-02-04 Processus d'imagerie a protection contre la reproduction photographique et la photocopie et produit obtenu avec ce processus Abandoned CA2075063A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47390390A 1990-02-02 1990-02-02
US473,903 1990-02-02

Publications (1)

Publication Number Publication Date
CA2075063A1 true CA2075063A1 (fr) 1991-08-03

Family

ID=23881498

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002075063A Abandoned CA2075063A1 (fr) 1990-02-02 1991-02-04 Processus d'imagerie a protection contre la reproduction photographique et la photocopie et produit obtenu avec ce processus

Country Status (7)

Country Link
EP (1) EP0513195A4 (fr)
JP (1) JPH05505983A (fr)
AU (1) AU7316991A (fr)
BR (1) BR9105977A (fr)
CA (1) CA2075063A1 (fr)
FI (1) FI923474A0 (fr)
WO (1) WO1991011331A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2262065A (en) * 1991-12-07 1993-06-09 Moore Business Forms Inc Security printed document resistant to xerographic copying.
AU698312B3 (en) * 1998-03-02 1998-10-29 Thomas M. Wicker Document protection methods and products
AU694719B3 (en) * 1998-03-02 1998-07-23 David M. Wicker Embossed document protection methods and products
DE10044403A1 (de) 2000-09-08 2002-03-21 Giesecke & Devrient Gmbh Datenträger mit Stichtiefdruckbild und Verfahren zur Umsetzung von Bildmotiven in Linienstrukturen sowie in eine Stichtiefdruckplatte
US8323780B1 (en) * 2004-10-08 2012-12-04 Hewlett-Packard Development Company, L.P. Ink coatings for identifying objects
JP4682281B2 (ja) * 2004-10-29 2011-05-11 独立行政法人 国立印刷局 モアレを防止した線画を有する画像形成体
US7455013B2 (en) * 2005-03-08 2008-11-25 Hewlett-Packard Development Company, L.P. Secure printing method to thwart counterfeiting
CA2631878A1 (fr) 2005-12-05 2007-06-14 Commonwealth Scientific And Industrial Research Organisation Procede de formation d'une image securisee
DE102007063275A1 (de) * 2007-12-27 2009-07-02 Giesecke & Devrient Gmbh Sicherheitsmerkmal für hohe Kippwinkel
WO2009121141A1 (fr) 2008-04-03 2009-10-08 Commonwealth Scientific And Industrial Research Organisation Procédé à images cachées et appareil à images cachées

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3273665D1 (en) * 1981-07-30 1986-11-13 Gao Ges Automation Org Method for rastering half-tone images
GB2180427B (en) * 1983-11-03 1988-02-10 Bank Of England Image formation and storage
CH662989A5 (fr) * 1983-11-16 1987-11-13 De La Rue Giori Sa Papier valeur.
US4582346A (en) * 1984-05-08 1986-04-15 Moore Business Forms, Inc. Document security system
GB2204272B (en) * 1987-02-18 1991-06-19 Metal Box Plc Security documents
FI80405C (fi) * 1988-03-24 1990-06-11 Suomen Pankin Setelipaino Tryckalster saekerstaellt med varningsfigur och foerfarande foer dess utarbetning.
DE3825702A1 (de) * 1988-07-28 1990-02-01 Michael Huber Muenchen Gmbh Fa Goniochromatische pigmente, verfahren zu deren herstellung und deren verwendung zur herstellung von sicherheits- und effektfarben
US5018767A (en) * 1989-01-18 1991-05-28 Schmeiser, Morelle & Watts Counterfeit protected document

Also Published As

Publication number Publication date
JPH05505983A (ja) 1993-09-02
WO1991011331A1 (fr) 1991-08-08
AU7316991A (en) 1991-08-21
EP0513195A1 (fr) 1992-11-19
FI923474A (fi) 1992-07-31
BR9105977A (pt) 1992-10-20
EP0513195A4 (en) 1993-06-23
FI923474A0 (fi) 1992-07-31

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Legal Events

Date Code Title Description
FZDE Discontinued