FR2729483B1 - Fond de securite pour documents, perturbant sa reproduction par photocopies - Google Patents
Fond de securite pour documents, perturbant sa reproduction par photocopiesInfo
- Publication number
- FR2729483B1 FR2729483B1 FR9500615A FR9500615A FR2729483B1 FR 2729483 B1 FR2729483 B1 FR 2729483B1 FR 9500615 A FR9500615 A FR 9500615A FR 9500615 A FR9500615 A FR 9500615A FR 2729483 B1 FR2729483 B1 FR 2729483B1
- Authority
- FR
- France
- Prior art keywords
- photocopying
- disturbing
- reproduction
- documents
- security fund
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06K19/06009—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 with optically detectable marking
-
- 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
- G07D7/20—Testing patterns thereon
-
- 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
- B41M3/146—Security printing using a non human-readable pattern which becomes visible on reproduction, e.g. a void mark
-
- 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)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Cleaning In Electrography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9500615A FR2729483B1 (fr) | 1995-01-16 | 1995-01-16 | Fond de securite pour documents, perturbant sa reproduction par photocopies |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9500615A FR2729483B1 (fr) | 1995-01-16 | 1995-01-16 | Fond de securite pour documents, perturbant sa reproduction par photocopies |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2729483A1 FR2729483A1 (fr) | 1996-07-19 |
FR2729483B1 true FR2729483B1 (fr) | 1997-04-11 |
Family
ID=9475314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9500615A Expired - Fee Related FR2729483B1 (fr) | 1995-01-16 | 1995-01-16 | Fond de securite pour documents, perturbant sa reproduction par photocopies |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2729483B1 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK461783D0 (da) * | 1983-10-07 | 1983-10-07 | Purups Grafiske Hus A S | Papiremne til edb-lister |
FI80405C (fi) * | 1988-03-24 | 1990-06-11 | Suomen Pankin Setelipaino | Tryckalster saekerstaellt med varningsfigur och foerfarande foer dess utarbetning. |
US5340159A (en) * | 1991-07-12 | 1994-08-23 | The Standard Register Company | Varying tone security document |
-
1995
- 1995-01-16 FR FR9500615A patent/FR2729483B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2729483A1 (fr) | 1996-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20091030 |