DE2421469C2 - Sicherheitsdokument mit einer magnetisierbaren Aufzeichnungsschicht und Verfahren zur Herstellung eines Sicherheitsdokumentes - Google Patents

Sicherheitsdokument mit einer magnetisierbaren Aufzeichnungsschicht und Verfahren zur Herstellung eines Sicherheitsdokumentes

Info

Publication number
DE2421469C2
DE2421469C2 DE2421469A DE2421469A DE2421469C2 DE 2421469 C2 DE2421469 C2 DE 2421469C2 DE 2421469 A DE2421469 A DE 2421469A DE 2421469 A DE2421469 A DE 2421469A DE 2421469 C2 DE2421469 C2 DE 2421469C2
Authority
DE
Germany
Prior art keywords
security document
particles
magnetizable
recording layer
layer
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.)
Expired
Application number
DE2421469A
Other languages
German (de)
English (en)
Other versions
DE2421469A1 (de
Inventor
Douglas D. St. Paul Minn. Campbell
Richard E. Fayling
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE2421469A1 publication Critical patent/DE2421469A1/de
Application granted granted Critical
Publication of DE2421469C2 publication Critical patent/DE2421469C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/12—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being sensed by magnetic means
    • 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
    • Y10S283/00—Printed matter
    • Y10S283/904—Credit card

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
DE2421469A 1973-05-02 1974-04-30 Sicherheitsdokument mit einer magnetisierbaren Aufzeichnungsschicht und Verfahren zur Herstellung eines Sicherheitsdokumentes Expired DE2421469C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US356603A US3878367A (en) 1973-05-02 1973-05-02 Magnetic security document and method for making same

Publications (2)

Publication Number Publication Date
DE2421469A1 DE2421469A1 (de) 1974-11-21
DE2421469C2 true DE2421469C2 (de) 1985-04-18

Family

ID=23402146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2421469A Expired DE2421469C2 (de) 1973-05-02 1974-04-30 Sicherheitsdokument mit einer magnetisierbaren Aufzeichnungsschicht und Verfahren zur Herstellung eines Sicherheitsdokumentes

Country Status (7)

Country Link
US (1) US3878367A (enrdf_load_stackoverflow)
JP (1) JPS5015511A (enrdf_load_stackoverflow)
CA (1) CA1031858A (enrdf_load_stackoverflow)
DE (1) DE2421469C2 (enrdf_load_stackoverflow)
FR (1) FR2228265B1 (enrdf_load_stackoverflow)
GB (1) GB1466329A (enrdf_load_stackoverflow)
IT (1) IT1011317B (enrdf_load_stackoverflow)

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US4114029A (en) * 1974-10-16 1978-09-12 E M I Limited Magnetic recording
US4104513A (en) * 1974-10-16 1978-08-01 E M I Limited Magnetic recording
US3986206A (en) * 1975-01-27 1976-10-12 Minnesota Mining And Manufacturing Company Magnetic recording medium with highly anisotropic particles
US3986205A (en) * 1975-01-27 1976-10-12 Minnesota Mining And Manufacturing Company Dual particle population magnetic recording medium
US4218674A (en) * 1975-09-09 1980-08-19 Dasy Inter S.A. Method and a system for verifying authenticity safe against forgery
US4125844A (en) * 1976-01-15 1978-11-14 U.S. Philips Corporation Magnetic position marker for a tape recorder using magnetically alignable particles for making the mark
DE2641768C2 (de) * 1976-09-14 1985-05-23 Minnesota Mining And Manufacturing Co., Saint Paul, Minn. Magnetisches Aufzeichnungsmaterial mit einer anisotropen Teilchenart
FR2370339A1 (fr) * 1976-11-04 1978-06-02 Transac Dev Transact Automat Procede d'enregistrement magnetique inalterable
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US4239959A (en) * 1977-03-23 1980-12-16 General Kinetics Incorporated Perpetuation of information in magnetically recorded medium
FR2415341A1 (fr) * 1978-01-24 1979-08-17 Crouzet Sa Ticket a affichage magnetique
FR2428886A1 (fr) * 1978-06-13 1980-01-11 Cii Honeywell Bull Support d'information magnetique a enregistrement perpendiculaire
EP0024800A1 (en) * 1979-08-04 1981-03-11 EMI Limited Security document and system
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US4467383A (en) * 1980-02-23 1984-08-21 Sharp Kabushiki Kaisha Magnetooptic memory medium
EP0025636A3 (en) * 1980-07-07 1981-06-10 General Kinetics, Incorporated Perpetuation of information in magnetically recorded medium
DK555783D0 (da) * 1983-12-02 1983-12-02 Gnt Automatic As Kort til magnetisk registrering af forbrug samt fremgangsmader til dets fremstilling og anvendelse
US4745267A (en) * 1983-12-28 1988-05-17 Fairview Partners Fraudulent card intercept system
US4626669A (en) * 1983-12-28 1986-12-02 Fairview Partners Intercept system for intercepting stolen, lost and fraudulent cards
US4774593A (en) * 1985-04-19 1988-09-27 Sanyo Electric Co., Ltd. Image forming apparatus
US4639584A (en) * 1985-07-25 1987-01-27 Adams Robert T Non-alterable magnetic coding
US4743490A (en) * 1986-02-24 1988-05-10 Minnesota Mining And Manufacturing Company Counterfeit-resistant magnetic recording tape
DE3617319A1 (de) * 1986-05-23 1987-11-26 Glory Kogyo Kk Bestaetigungs-identifizierungsmedium
US4739377A (en) * 1986-10-10 1988-04-19 Eastman Kodak Company Confidential document reproduction method and apparatus
JPH01270189A (ja) * 1988-04-21 1989-10-27 Tokyu Car Corp コード表示磁気シート並びにコード表示磁気シート用着磁装置及びコード認識読取装置
JP2700043B2 (ja) * 1991-04-16 1998-01-19 沖電気工業株式会社 磁気記録媒体
US5981053A (en) * 1993-10-05 1999-11-09 Sandia Corporation Tamper resistant magnetic stripes
US5993937A (en) * 1993-11-30 1999-11-30 Matsushita Electric Industrial Co., Ltd. Magneto-optic recording medium and method of fabricating the same
US6468678B1 (en) 1994-11-17 2002-10-22 3M Innovative Properties Company Conformable magnetic articles for use with traffic bearing surfaces methods of making same systems including same and methods of use
US6146740A (en) * 1994-11-28 2000-11-14 Matsushita Electric Industrial Co., Ltd. Magnetic recording medium and method of fabricating the same
EP0744348B1 (en) * 1995-05-24 2002-01-30 Eastman Kodak Company Product container containing a magnetic identifier
EP0756272A3 (en) * 1995-07-28 1997-05-07 Eastman Kodak Co Magnetic medium with permanent magnetic characteristics
KR19990064330A (ko) * 1995-10-18 1999-07-26 스프레이그 로버트 월터 차량 통행면 아래에 부설되는 변형성 자성 입자
US5764060A (en) * 1996-03-11 1998-06-09 Minnesota Mining And Manufacturing Company Guidance system for a moving person
US6053406A (en) * 1996-05-17 2000-04-25 Aveka, Inc. Antiforgery security system
US5988500A (en) * 1996-05-17 1999-11-23 Aveka, Inc. Antiforgery security system
AUPO728397A0 (en) * 1997-06-11 1997-07-03 Securency Pty Ltd Security document including a magnetic watermark and method of production thereof
AU729433B2 (en) * 1997-06-11 2001-02-01 Securency International Pty Ltd Security document including a magnetic watermark and method of production thereof
US6114646A (en) * 1997-12-12 2000-09-05 Opex Corporation Apparatus and method for detecting documents having ferrous objects
US6919009B2 (en) * 1999-10-01 2005-07-19 Nanoplex Technologies, Inc. Method of manufacture of colloidal rod particles as nanobarcodes
US7045049B1 (en) * 1999-10-01 2006-05-16 Nanoplex Technologies, Inc. Method of manufacture of colloidal rod particles as nanobar codes
US20040209376A1 (en) * 1999-10-01 2004-10-21 Surromed, Inc. Assemblies of differentiable segmented particles
US7225082B1 (en) 1999-10-01 2007-05-29 Oxonica, Inc. Colloidal rod particles as nanobar codes
US20050032226A1 (en) * 1999-10-01 2005-02-10 Natan Michael J. Encoded nanoparticles in paper manufacture
US20040178076A1 (en) * 1999-10-01 2004-09-16 Stonas Walter J. Method of manufacture of colloidal rod particles as nanobarcodes
DE10008097A1 (de) * 2000-02-22 2001-09-20 Forschungszentrum Juelich Gmbh Markierungseinrichtung sowie Verfahren zum Auslesen einer solchen Markierungseinrichtung
WO2002080647A2 (en) * 2001-04-03 2002-10-17 Surromed, Inc. Methods and reagents for multiplexed analyte capture, surface array self-assembly, and analysis of complex biological samples
DE10158403B4 (de) * 2001-11-28 2010-10-07 Wolfgang Bossert Flächiges Bogenmaterial
US6834251B1 (en) 2001-12-06 2004-12-21 Richard Fletcher Methods and devices for identifying, sensing and tracking objects over a surface
US8211509B2 (en) * 2002-07-15 2012-07-03 Raksha Vladimir P Alignment of paste-like ink having magnetic particles therein, and the printing of optical effects
WO2004113869A2 (en) * 2003-06-17 2004-12-29 Surromed, Inc. Labeling and authentication of metal objects
DE10327839A1 (de) * 2003-06-20 2005-01-05 Arvinmeritor Gmbh Fahrzeugdachmodul
EP1493590A1 (en) * 2003-07-03 2005-01-05 Sicpa Holding S.A. Method and means for producing a magnetically induced design in a coating containing magnetic particles
HUP0303536A2 (hu) * 2003-10-28 2005-11-28 Copthorne Trading Ltd. Azonosító jelzéssel ellátott tárolóegység
SE528455C2 (sv) * 2005-03-02 2006-11-14 Tetra Laval Holdings & Finance Sätt att förse ett förpackningslaminat med en identifieringskod, sätt att identifiera en förpackning samt en förpackning med en identifieringskod
US7950587B2 (en) * 2006-09-22 2011-05-31 The Board of Regents of the Nevada System of Higher Education on behalf of the University of Reno, Nevada Devices and methods for storing data
US20080084634A1 (en) * 2006-09-22 2008-04-10 Board Of Regents Of The Nevada System Of Higher Education On Behalf Of The University Nevada Devices and methods for storing data
WO2009105040A1 (en) 2008-02-19 2009-08-27 Bilcare Technologies Singapore Pte. Ltd. A reading device for identifying a tag or an object adapted to be identified, related methods and systems
BR112013010893A2 (pt) * 2010-11-29 2016-08-02 Tetra Laval Holdings & Finance material de embalagem, embalagem conformada por dobramento e selagem do material de embalagem, método para fabricação de uma faixa contínua de material de embalagem e máquina de enchimento
US8945688B2 (en) * 2011-01-03 2015-02-03 General Electric Company Process of forming a material having nano-particles and a material having nano-particles
CN103129195B (zh) * 2011-11-28 2016-05-25 珠海格力电器股份有限公司 磁性油墨印刷方法
DE102015121812B4 (de) * 2015-12-15 2017-11-02 Bogen Electronic Gmbh Gegenstand, Verfahren zum Herstellen des Gegenstands und Verfahren zum Bestimmen einer Position des Gegenstands

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US2796359A (en) * 1952-07-05 1957-06-18 Audio Devices Inc Production of magnetic sound recording tape
US3117065A (en) * 1959-09-02 1964-01-07 Magnetic Film And Tape Company Method and apparatus for making magnetic recording tape
US3052567A (en) * 1959-09-23 1962-09-04 Minnesota Mining & Mfg Magnetic recording medium
NL277842A (enrdf_load_stackoverflow) * 1961-05-01
US3531627A (en) * 1965-05-06 1970-09-29 Gen Electric Transit ticket having fare coding means for automatic fare collection systems
DE1474277A1 (de) * 1965-05-21 1969-07-10 Agfa Gevaert Ag Magnetisierungsanordnung
US3453598A (en) * 1965-06-03 1969-07-01 Nasco Design Corp Credit card verifier using transformers
US3460116A (en) * 1966-09-16 1969-08-05 Bell Telephone Labor Inc Magnetic domain propagation circuit
US3508215A (en) * 1966-11-25 1970-04-21 Sylvania Electric Prod Magnetic thin film memory apparatus
US3503054A (en) * 1967-10-12 1970-03-24 Bell Telephone Labor Inc Domain wall propagation in magnetic shefts
US3471862A (en) * 1967-10-18 1969-10-07 Walter W Barney Encoder apparatus for magnetic credit cards and the like
US3588771A (en) * 1967-12-14 1971-06-28 Rca Corp Method and apparatus for manufacturing magnetic recording tape
SE330282B (enrdf_load_stackoverflow) * 1968-06-24 1970-11-09 Saab Ab
FR1587394A (enrdf_load_stackoverflow) * 1968-09-26 1970-03-20
GB1244545A (en) * 1968-12-25 1971-09-02 Omron Tateisi Electronics Co Information card
US3643064A (en) * 1969-03-28 1972-02-15 Hudson Corp Code authenticator
GB1331604A (en) * 1969-11-14 1973-09-26 Emi Ltd Magnetic information storage means
JPS4937529A (enrdf_load_stackoverflow) * 1972-08-09 1974-04-08

Also Published As

Publication number Publication date
DE2421469A1 (de) 1974-11-21
US3878367A (en) 1975-04-15
CA1031858A (en) 1978-05-23
JPS5015511A (enrdf_load_stackoverflow) 1975-02-19
GB1466329A (en) 1977-03-09
IT1011317B (it) 1977-01-20
FR2228265A1 (enrdf_load_stackoverflow) 1974-11-29
FR2228265B1 (enrdf_load_stackoverflow) 1980-03-14

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee