EP0640493A3 - Anti-copy film. - Google Patents

Anti-copy film. Download PDF

Info

Publication number
EP0640493A3
EP0640493A3 EP94112693A EP94112693A EP0640493A3 EP 0640493 A3 EP0640493 A3 EP 0640493A3 EP 94112693 A EP94112693 A EP 94112693A EP 94112693 A EP94112693 A EP 94112693A EP 0640493 A3 EP0640493 A3 EP 0640493A3
Authority
EP
European Patent Office
Prior art keywords
copy film
copy
film
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.)
Granted
Application number
EP94112693A
Other languages
German (de)
French (fr)
Other versions
EP0640493B1 (en
EP0640493A2 (en
Inventor
Helmut Dr Steininger
Alan Dr Green
Michel Dr Munch
Peter Dr Heilmann
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.)
Emtec Magnetics GmbH
Original Assignee
BASF Magnetics 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
Application filed by BASF Magnetics GmbH filed Critical BASF Magnetics GmbH
Publication of EP0640493A2 publication Critical patent/EP0640493A2/en
Publication of EP0640493A3 publication Critical patent/EP0640493A3/en
Application granted granted Critical
Publication of EP0640493B1 publication Critical patent/EP0640493B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B41M3/148—Transitory images, i.e. images only visible from certain viewing angles
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/914—Transfer or decalcomania
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24826—Spot bonds connect components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24851—Intermediate layer is discontinuous or differential
    • Y10T428/24868—Translucent outer layer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
EP94112693A 1993-08-24 1994-08-13 Anti-copy film Expired - Lifetime EP0640493B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4328413A DE4328413A1 (en) 1993-08-24 1993-08-24 Anticopy film
DE4328413 1993-08-24

Publications (3)

Publication Number Publication Date
EP0640493A2 EP0640493A2 (en) 1995-03-01
EP0640493A3 true EP0640493A3 (en) 1995-06-28
EP0640493B1 EP0640493B1 (en) 1996-05-15

Family

ID=6495880

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94112693A Expired - Lifetime EP0640493B1 (en) 1993-08-24 1994-08-13 Anti-copy film

Country Status (3)

Country Link
US (1) US5569522A (en)
EP (1) EP0640493B1 (en)
DE (2) DE4328413A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU704487B2 (en) * 1995-09-13 1999-04-22 Mark Rory Rothschild Protecting an article
DE19749789A1 (en) * 1997-11-11 1999-05-12 Bundesdruckerei Gmbh Security feature for a value or security document with a fractal lamella system
DE19845552A1 (en) 1998-10-02 2000-04-06 Giesecke & Devrient Gmbh Disk
EP1344212B1 (en) 2000-12-14 2008-08-13 ECD Systems, Inc. Method for determining authenticity of an optical recording medium and optical recording medium
DE10129939B4 (en) * 2001-06-20 2006-06-22 Ovd Kinegram Ag Optically variable surface pattern
US7716485B2 (en) 2002-02-01 2010-05-11 Sca Ipla Holdings Inc. Systems and methods for media authentication
US20050141095A1 (en) * 2003-12-29 2005-06-30 Youngtack Shim Reflecting sheet
GB0504959D0 (en) † 2005-03-10 2005-04-20 Rue International De La Ltd Security device based on customised microprism film
FR2942811B1 (en) * 2009-03-04 2011-05-06 Oberthur Technologies SECURITY ELEMENT FOR DOCUMENT-VALUE.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887742A (en) * 1972-04-13 1975-06-03 Richard E Reinnagel Copy resistant documents

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025673A (en) * 1972-04-13 1977-05-24 Reinnagel Richard E Method of forming copy resistant documents by forming an orderly array of fibers extending upward from a surface, coating the fibers and printing the coated fibers and the copy resistant document resulting from said method
US4184700A (en) * 1975-11-17 1980-01-22 Lgz Landis & Gyr Zug Ag Documents embossed with optical markings representing genuineness information
US4303307A (en) * 1977-10-27 1981-12-01 Al Tureck Copy security system
US4786084A (en) * 1985-11-18 1988-11-22 Copyguard, Inc. Volumetric holographic photocopy prevention film

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887742A (en) * 1972-04-13 1975-06-03 Richard E Reinnagel Copy resistant documents

Also Published As

Publication number Publication date
US5569522A (en) 1996-10-29
DE59400281D1 (en) 1996-06-20
EP0640493B1 (en) 1996-05-15
DE4328413A1 (en) 1995-03-02
EP0640493A2 (en) 1995-03-01

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