FR2279570B1 - - Google Patents
Info
- Publication number
- FR2279570B1 FR2279570B1 FR7513292A FR7513292A FR2279570B1 FR 2279570 B1 FR2279570 B1 FR 2279570B1 FR 7513292 A FR7513292 A FR 7513292A FR 7513292 A FR7513292 A FR 7513292A FR 2279570 B1 FR2279570 B1 FR 2279570B1
- Authority
- FR
- France
- 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
Links
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
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- 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
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- 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
- B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
- B42D25/29—Securities; Bank notes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Finance (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1852674 | 1974-04-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2279570A1 FR2279570A1 (en) | 1976-02-20 |
FR2279570B1 true FR2279570B1 (en) | 1979-04-13 |
Family
ID=10113949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7513292A Granted FR2279570A1 (en) | 1974-04-26 | 1975-04-28 | Security documents incorporating a check for authenticity - contg substances capable of a colour reaction with test reagent |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2518871A1 (en) |
FR (1) | FR2279570A1 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3211102A1 (en) * | 1982-03-25 | 1983-10-06 | Schwarz Klaus Billett Automat | METHOD FOR AUTHENTICITY CONTROL OF PAPER SECTIONS AND USE OF A COLOR REACTION SYSTEM SUITABLE FOR THIS |
JPS59170870U (en) * | 1983-04-28 | 1984-11-15 | 呉羽化学工業株式会社 | Pressure-sensitive printing barcode label paper set |
JPS6153786U (en) * | 1984-09-14 | 1986-04-11 | ||
FR2597895B1 (en) * | 1986-04-24 | 1989-07-28 | Aussedat Rey | THERMOCHROMICALLY INFELSIFIABLE AND / OR AUTHENTICABLE SECURITY PAPER AND PROCESS FOR PREPARING THE SAME |
GB8915400D0 (en) * | 1989-07-05 | 1989-08-23 | Nocopi Int Inc | Selectively copyresistant security paper |
SE8903823D0 (en) * | 1989-11-14 | 1989-11-14 | Tumba Bruk Ab | LOTTER PAPER, PROCEDURE FOR MANUFACTURING LOT PAPER AND ITS USE IN MANUFACTURE OF LOT PRODUCTS |
DE4443660C1 (en) * | 1994-12-08 | 1995-10-26 | Feldmuehle Ag Stora | Copy sheet of a carbon copy |
DE19501289A1 (en) * | 1995-01-18 | 1996-07-25 | Feldmuehle Ag Stora | Heat sensitive paper for thermal printing |
ATE220997T1 (en) | 1998-09-19 | 2002-08-15 | Mitsubishi Hitec Paper Flensbu | HEAT SENSITIVE RECORDING MATERIALS AND METHODS FOR AUTHENTICITY VERIFICATION |
DE19936030A1 (en) * | 1999-07-30 | 2001-02-08 | Mitsubishi Hitec Paper Flensbu | Recording paper with a combination of several security features |
DE10020873A1 (en) * | 2000-04-28 | 2001-11-08 | Mitsubishi Hitec Paper Flensbu | Temporary authentification mark for security documents uses a substituted phthalide reacting on contact with an alkaline solution, together with a volatile solvent |
FR2857990B1 (en) | 2003-07-25 | 2007-04-06 | Oreal | AUTHENTICABLE COSMETIC PACKING DEVICE |
EP1651535B1 (en) | 2003-07-25 | 2007-08-08 | L'oreal | Authenticatable cosmetic packaging device |
CA2926436A1 (en) | 2013-10-07 | 2015-04-16 | Judith Murrah | Multimode image and spectral reader |
CN106103121B (en) * | 2014-03-18 | 2019-12-06 | 亚普蒂恩(B.V.I.)公司 | Encrypted optical marker for security applications |
US10745825B2 (en) | 2014-03-18 | 2020-08-18 | Apdn (B.V.I.) Inc. | Encrypted optical markers for security applications |
US10920274B2 (en) | 2017-02-21 | 2021-02-16 | Apdn (B.V.I.) Inc. | Nucleic acid coated submicron particles for authentication |
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1975
- 1975-04-28 FR FR7513292A patent/FR2279570A1/en active Granted
- 1975-04-28 DE DE19752518871 patent/DE2518871A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2518871A1 (en) | 1975-11-13 |
FR2279570A1 (en) | 1976-02-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |