CH619894A5 - - Google Patents

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Publication number
CH619894A5
CH619894A5 CH1166977A CH1166977A CH619894A5 CH 619894 A5 CH619894 A5 CH 619894A5 CH 1166977 A CH1166977 A CH 1166977A CH 1166977 A CH1166977 A CH 1166977A CH 619894 A5 CH619894 A5 CH 619894A5
Authority
CH
Switzerland
Prior art keywords
sheet
thin film
shaped element
windows
thickness
Prior art date
Application number
CH1166977A
Other languages
German (de)
English (en)
Inventor
Peter Denis Lee
Original Assignee
Bank Of England
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 Bank Of England filed Critical Bank Of England
Publication of CH619894A5 publication Critical patent/CH619894A5/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/42—Ribbons or strips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/355—Security threads
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/003—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using security elements
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • 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

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Credit Cards Or The Like (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Paper (AREA)
CH1166977A 1976-09-24 1977-09-23 CH619894A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB39820/76A GB1552853A (en) 1976-09-24 1976-09-24 Authentication devices

Publications (1)

Publication Number Publication Date
CH619894A5 true CH619894A5 (xx) 1980-10-31

Family

ID=10411684

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1166977A CH619894A5 (xx) 1976-09-24 1977-09-23

Country Status (9)

Country Link
US (1) US4186943A (xx)
CH (1) CH619894A5 (xx)
DE (1) DE2743019A1 (xx)
DK (1) DK153747C (xx)
FR (1) FR2365657A1 (xx)
GB (1) GB1552853A (xx)
IT (1) IT1091237B (xx)
NL (1) NL188023C (xx)
SE (1) SE415214B (xx)

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DE3231460A1 (de) * 1982-08-24 1984-03-01 GAO Gesellschaft für Automation und Organisation mbH, 8000 München Ausweiskarte mit im auf- und durchlicht pruefbaren merkmalen
US4832424A (en) * 1982-09-30 1989-05-23 Mcgrew Stephen P White-light viewable, cylindrical holograms and method of spatially filtering wavefronts
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DE3446861A1 (de) * 1984-12-21 1986-07-10 GAO Gesellschaft für Automation und Organisation mbH, 8000 München Sicherheitsdokument mit darin eingelagertem sicherheitsfaden und verfahren zur herstellung und echtheitspruefung des sicherheitsdokuments
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US4652015A (en) * 1985-12-05 1987-03-24 Crane Company Security paper for currency and banknotes
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DE3609090A1 (de) * 1986-03-18 1987-09-24 Gao Ges Automation Org Wertpapier mit darin eingelagertem sicherheitsfaden und verfahren zur herstellung derselben
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US4941686A (en) * 1988-09-19 1990-07-17 Johnson Charles R Identity card
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US4941687A (en) * 1989-11-09 1990-07-17 Crane & Co. Security paper for currency and bank notes
US5161829A (en) * 1990-04-12 1992-11-10 James River Corporation Of Virginia Security paper and method of manufacturing the same
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US5698333A (en) * 1994-06-27 1997-12-16 Mobil Oil Corporation Multilayer film structures for use in the production of banknotes or the like
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US20070195392A1 (en) * 1999-07-08 2007-08-23 Jds Uniphase Corporation Adhesive Chromagram And Method Of Forming Thereof
US11768321B2 (en) 2000-01-21 2023-09-26 Viavi Solutions Inc. Optically variable security devices
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US7089420B1 (en) 2000-05-24 2006-08-08 Tracer Detection Technology Corp. Authentication method and system
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US6722699B2 (en) * 2001-08-02 2004-04-20 Eastman Kodak Company Authentication using near-field optical imaging
US8403367B2 (en) 2001-08-02 2013-03-26 Eastman Kodak Company Authentication using near-field optical imaging
DE10162537A1 (de) * 2001-12-19 2003-09-04 Norbert Hampp Verfahren zur Authentizitätssicherung von Dokumenten
DE10207622A1 (de) * 2002-02-22 2003-09-04 Giesecke & Devrient Gmbh Sicherheitsdokument und Sicherheitselement für ein Sicherheitsdokument
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Also Published As

Publication number Publication date
SE415214B (sv) 1980-09-15
FR2365657A1 (fr) 1978-04-21
SE7710682L (sv) 1978-03-25
NL7710366A (nl) 1978-03-29
DK153747C (da) 1989-01-23
DE2743019A1 (de) 1978-03-30
DE2743019C2 (xx) 1987-07-23
NL188023B (nl) 1991-10-16
DK421377A (da) 1978-03-25
GB1552853A (en) 1979-09-19
FR2365657B1 (xx) 1983-10-07
US4186943A (en) 1980-02-05
DK153747B (da) 1988-08-29
IT1091237B (it) 1985-07-06
NL188023C (nl) 1992-03-16

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