ES2160244T3 - Procedimiento y composiciones para autentificar un producto o documento. - Google Patents

Procedimiento y composiciones para autentificar un producto o documento.

Info

Publication number
ES2160244T3
ES2160244T3 ES96913952T ES96913952T ES2160244T3 ES 2160244 T3 ES2160244 T3 ES 2160244T3 ES 96913952 T ES96913952 T ES 96913952T ES 96913952 T ES96913952 T ES 96913952T ES 2160244 T3 ES2160244 T3 ES 2160244T3
Authority
ES
Spain
Prior art keywords
document
compositions
authenticate
procedure
activator
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 - Lifetime
Application number
ES96913952T
Other languages
English (en)
Inventor
Blake Quenten Belding
Joann Silknitter
Kevin Bruce Stevenson
Terry William Stovold
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.)
Nocopi Technologies Inc
Nocopi International Inc
Original Assignee
Nocopi Technologies Inc
Nocopi International Inc
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 Nocopi Technologies Inc, Nocopi International Inc filed Critical Nocopi Technologies Inc
Application granted granted Critical
Publication of ES2160244T3 publication Critical patent/ES2160244T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B41M3/142—Security printing using chemical colour-formers or chemical reactions, e.g. leuco-dye/acid, photochromes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • 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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Credit Cards Or The Like (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

METODO Y COMPOSICIONES PARA AUTENTIFICAR UN DOCUMENTO O ARTICULO, QUE CONSISTE EN APLICAR UNA MEZCLA DE TRANSPORTADOR, UN COLORANTE LEUCODERIVADO Y UN ACTIVADOR, A UNA SUPERFICIE DE UN DOCUMENTO O ARTICULO, DONDE EL COLORANTE LEUCODERIVADO Y EL ACTIVADOR REACCIONAN RESPONDIENDO A UNA FUERZA DE FROTAMIENTO, APLICADA A LA SUPERFICIE PARA CAMBIAR EL COLOR. EL ACTIVADOR ES AL MENOS UNO SELECCIONADO A PARTIR DEL GRUPO FORMADO POR AMIDOFENOL, ANILIDAS CON GRUPOS HIDROXILO Y BENZOAMIDAS CON GRUPOS HIDROXILO. EL DOCUMENTO SE AUTENTIFICA APLICANDO UNA FUERZA DE FROTAMIENTO A SU SUPERFICIE, PARA PRODUCIR UN CAMBIO DE COLOR.
ES96913952T 1995-05-31 1996-05-07 Procedimiento y composiciones para autentificar un producto o documento. Expired - Lifetime ES2160244T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/455,949 US5595590A (en) 1995-05-31 1995-05-31 Method and compositions for authenticating a product or document

Publications (1)

Publication Number Publication Date
ES2160244T3 true ES2160244T3 (es) 2001-11-01

Family

ID=23810852

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96913952T Expired - Lifetime ES2160244T3 (es) 1995-05-31 1996-05-07 Procedimiento y composiciones para autentificar un producto o documento.

Country Status (10)

Country Link
US (3) US5595590A (es)
EP (1) EP0828799B1 (es)
JP (1) JPH11506143A (es)
AT (1) ATE204010T1 (es)
AU (1) AU5676796A (es)
CA (1) CA2218635A1 (es)
DE (1) DE69614380T2 (es)
ES (1) ES2160244T3 (es)
GR (1) GR3036628T3 (es)
WO (1) WO1996038509A1 (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999014327A2 (en) * 1997-09-17 1999-03-25 Genentech, Inc. Genes amplified in tumours, antibodies against the proteins coded thereby, and their use in diagnosis and treatment of cancer
US6232124B1 (en) 1996-05-06 2001-05-15 Verification Technologies, Inc. Automated fingerprint methods and chemistry for product authentication and monitoring
US6240396B1 (en) 1996-09-04 2001-05-29 Priceline.Com Incorporated Conditional purchase offer management system for event tickets
US5912205A (en) * 1997-01-30 1999-06-15 The Standard Register Company Heat resistant security document
US6031021A (en) * 1997-04-11 2000-02-29 Ncr Corporation Thermal transfer ribbon with thermal dye color palette
CN1050146C (zh) * 1997-07-11 2000-03-08 南开大学戈德防伪技术公司 分子识别型固相防伪技术
US6107932A (en) * 1997-08-22 2000-08-22 Walker Digital, Llc System and method for controlling access to a venue using alterable tickets
GB2339784A (en) 1998-07-21 2000-02-09 Courtaulds Chemicals Plastics film; identifying goods
US6490030B1 (en) 1999-01-18 2002-12-03 Verification Technologies, Inc. Portable product authentication device
US6512580B1 (en) 1999-10-27 2003-01-28 Verification Technologies, Inc. Method and apparatus for portable product authentication
US6589626B2 (en) 2000-06-30 2003-07-08 Verification Technologies, Inc. Copy-protected optical media and method of manufacture thereof
US6638593B2 (en) 2000-06-30 2003-10-28 Verification Technologies, Inc. Copy-protected optical media and method of manufacture thereof
US7660415B2 (en) 2000-08-03 2010-02-09 Selinfreund Richard H Method and apparatus for controlling access to storage media
US6783991B1 (en) 2002-02-06 2004-08-31 The Standard Register Company Reversible and reusable authentication system for secure documents
DE60312712T2 (de) * 2002-09-30 2007-12-06 Polymeric Converting LLC, Enfield Farbwechselband, label, karte und spielzwischenvorrichtungen
US7147801B2 (en) * 2003-03-13 2006-12-12 Videojet Technologies Inc. Ink jet ink composition and method for security marking
WO2004087430A1 (en) 2003-04-02 2004-10-14 Ucb, S.A. Authentication means
WO2005037905A1 (en) * 2003-10-06 2005-04-28 Nocopi Technologies, Inc. Invisible ink
US20050165131A1 (en) * 2003-10-06 2005-07-28 Terry Stovold Invisible ink
US8053494B2 (en) * 2003-10-06 2011-11-08 Nocopi Technologies, Inc. Invisible ink and scratch pad
US7163909B2 (en) * 2004-04-23 2007-01-16 Appleton Papers Inc. Authenticity indicator
US7087265B1 (en) 2005-02-10 2006-08-08 Netsch Bryan A Image developing device
US8330122B2 (en) 2007-11-30 2012-12-11 Honeywell International Inc Authenticatable mark, systems for preparing and authenticating the mark
US8822374B2 (en) 2012-01-06 2014-09-02 Nocopi Technologies, Inc. Color-changing marking implement and substrate

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE627436A (es) * 1962-01-24
US4012554A (en) * 1972-12-15 1977-03-15 Ncr Corporation Single coating record system-solvent loss produces color
US4180405A (en) * 1977-02-25 1979-12-25 Graphic Controls Corporation Heat-sensitive recording composition with mixed color precursors
JPS57116695A (en) * 1981-01-14 1982-07-20 Ricoh Co Ltd Thermal recording material
JPS59140096A (ja) * 1982-12-30 1984-08-11 Ricoh Co Ltd 感熱記録材料
JPS59124885A (ja) * 1982-12-30 1984-07-19 Ricoh Co Ltd 感熱記録材料
JPH0673993B2 (ja) * 1984-03-12 1994-09-21 株式会社リコー 感熱記録材料
US4939117A (en) * 1988-01-08 1990-07-03 Ricoh Company, Ltd. Leuco dyes and recording material employing the same
US5178669A (en) * 1989-04-07 1993-01-12 Toppan Printing Co., Ltd. Composition for reversible thermal recording media
CA2023112C (en) * 1989-08-11 2000-09-26 Jun Yamaguchi Light- and heat-sensitive recording material
DE4110354A1 (de) * 1990-03-30 1991-10-02 Kanzaki Paper Mfg Co Ltd Farbentwickler-zusammensetzung, verfahren zur herstellung einer waessrigen dispersion derselben und durckempfindliches durchschreibmaterial
JPH0688071A (ja) * 1992-09-08 1994-03-29 Sakura Color Prod Corp 熱変色性組成物
JP3453741B2 (ja) * 1993-07-08 2003-10-06 日本製紙株式会社 感熱記録体
US5485792A (en) * 1995-07-07 1996-01-23 Western Publishing Co., Inc. Latent image development system

Also Published As

Publication number Publication date
EP0828799A1 (en) 1998-03-18
DE69614380T2 (de) 2002-05-29
GR3036628T3 (en) 2001-12-31
US5595590A (en) 1997-01-21
JPH11506143A (ja) 1999-06-02
EP0828799A4 (es) 1998-04-29
CA2218635A1 (en) 1996-12-05
US5786509A (en) 1998-07-28
AU5676796A (en) 1996-12-18
WO1996038509A1 (en) 1996-12-05
ATE204010T1 (de) 2001-08-15
EP0828799B1 (en) 2001-08-08
DE69614380D1 (de) 2001-09-13
US6114281A (en) 2000-09-05

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