IT1092126B - Procedimento per la protezione di documenti dalla contraffazione,e documento cosi' ottenuto - Google Patents
Procedimento per la protezione di documenti dalla contraffazione,e documento cosi' ottenutoInfo
- Publication number
- IT1092126B IT1092126B IT19569/78A IT1956978A IT1092126B IT 1092126 B IT1092126 B IT 1092126B IT 19569/78 A IT19569/78 A IT 19569/78A IT 1956978 A IT1956978 A IT 1956978A IT 1092126 B IT1092126 B IT 1092126B
- Authority
- IT
- Italy
- Prior art keywords
- document
- documents
- void
- amount
- pattern
- Prior art date
Links
- 239000011800 void material Substances 0.000 abstract 3
- 229920002799 BoPET Polymers 0.000 abstract 2
- 239000005041 Mylar™ Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 239000000976 ink Substances 0.000 abstract 2
- 230000004075 alteration Effects 0.000 abstract 1
- 239000003086 colorant Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Classifications
-
- 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
-
- B42D2033/06—
-
- B42D2033/20—
-
- B42D2033/30—
-
- B42D2033/40—
-
- B42D2035/02—
-
- B42D2035/08—
-
- B42D2035/34—
-
- 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
- B42D25/318—Signatures
-
- 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
- B42D25/40—Manufacture
- B42D25/45—Associating two or more layers
- B42D25/465—Associating two or more layers using chemicals or adhesives
- B42D25/47—Associating two or more layers using chemicals or adhesives using adhesives
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Printing Methods (AREA)
- Credit Cards Or The Like (AREA)
- Cleaning In Electrography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76659077A | 1977-02-08 | 1977-02-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7819569A0 IT7819569A0 (it) | 1978-01-24 |
IT1092126B true IT1092126B (it) | 1985-07-06 |
Family
ID=25076899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19569/78A IT1092126B (it) | 1977-02-08 | 1978-01-24 | Procedimento per la protezione di documenti dalla contraffazione,e documento cosi' ottenuto |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5398829A (it) |
AU (1) | AU498768B1 (it) |
BE (1) | BE862772A (it) |
BR (1) | BR7800461A (it) |
CA (1) | CA1106872A (it) |
DE (1) | DE2805146C2 (it) |
FR (1) | FR2385161A1 (it) |
GB (3) | GB1599704A (it) |
IT (1) | IT1092126B (it) |
NL (1) | NL180082C (it) |
NZ (1) | NZ186372A (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4265469A (en) * | 1977-05-18 | 1981-05-05 | Burroughs Corporation | Protected document and method of making same |
ATE54495T1 (de) * | 1981-05-25 | 1990-07-15 | Nocopi Int Inc | Verfahren zum herstellen von fotokopiersicheren dokumenten, sowie fotokopierresistentes papier. |
JPS59222398A (ja) * | 1983-05-31 | 1984-12-14 | 株式会社細川活版所 | 偽造防止に適する印刷物 |
JPS6079991A (ja) * | 1983-10-07 | 1985-05-07 | Hosokawa Katsupanshiyo:Kk | 複写防止に適する印刷物 |
JPS60119560A (ja) * | 1983-12-01 | 1985-06-27 | Hosokawa Katsupanshiyo:Kk | 複写による悪用防止印刷物を作るフィルム原版の製造方法 |
DE3906945C2 (de) * | 1989-03-02 | 1993-11-25 | Francotyp Postalia Gmbh | Verfahren zur Unterscheidung von Originaldrucken von Kopien |
DE3906944A1 (de) * | 1989-03-02 | 1990-09-13 | Francotyp Postalia Gmbh | Verfahren zur kennzeichnung von originaldrucken |
US5438928A (en) * | 1990-01-31 | 1995-08-08 | Thomas De La Rue & Company Limited | Signature panels |
WO1992000855A1 (en) * | 1990-07-12 | 1992-01-23 | Thomas De La Rue & Company Limited | Improvements relating to signature panels |
JP2615401B2 (ja) * | 1992-06-04 | 1997-05-28 | 大蔵省印刷局長 | 偽造防止用潜像模様形成体及びその作製方法 |
JP2600094B2 (ja) * | 1992-06-04 | 1997-04-16 | 大蔵省印刷局長 | 偽造防止用潜像印刷物及びその印刷方法 |
DE4220344C2 (de) * | 1992-06-24 | 1994-06-23 | Trautwein Gmbh & Co | Gegen Vervielfältigung und/oder mißbräuchliche Entfernung und Wiederverwendung geschützte Plakette |
US5878162A (en) * | 1993-11-30 | 1999-03-02 | Mita Industrial Co., Ltd. | Image processing circuit |
JP4844351B2 (ja) | 2006-10-27 | 2011-12-28 | 富士ゼロックス株式会社 | 画像生成装置および記録媒体 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3852088A (en) * | 1972-03-20 | 1974-12-03 | Ibm | Security document system and method |
US3802724A (en) * | 1972-09-11 | 1974-04-09 | Burroughs Corp | Protection system for computerized negotiable document printouts |
-
1977
- 1977-06-27 FR FR7719667A patent/FR2385161A1/fr active Granted
-
1978
- 1978-01-10 BE BE184212A patent/BE862772A/xx not_active IP Right Cessation
- 1978-01-10 GB GB26415/80A patent/GB1599704A/en not_active Expired
- 1978-01-10 GB GB19965/80A patent/GB1599703A/en not_active Expired
- 1978-01-10 GB GB835/78A patent/GB1599701A/en not_active Expired
- 1978-01-12 CA CA294,872A patent/CA1106872A/en not_active Expired
- 1978-01-20 AU AU32579/78A patent/AU498768B1/en not_active Ceased
- 1978-01-24 IT IT19569/78A patent/IT1092126B/it active
- 1978-01-25 JP JP783378A patent/JPS5398829A/ja active Granted
- 1978-01-25 BR BR7800461A patent/BR7800461A/pt unknown
- 1978-02-01 NZ NZ186372A patent/NZ186372A/xx unknown
- 1978-02-07 NL NLAANVRAGE7801403,A patent/NL180082C/xx not_active IP Right Cessation
- 1978-02-07 DE DE2805146A patent/DE2805146C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2805146A1 (de) | 1978-08-10 |
NL180082B (nl) | 1986-08-01 |
FR2385161B1 (it) | 1980-07-18 |
GB1599703A (en) | 1981-10-07 |
BE862772A (fr) | 1978-05-02 |
NZ186372A (en) | 1979-10-25 |
AU498768B1 (en) | 1979-03-22 |
BR7800461A (pt) | 1978-10-10 |
CA1106872A (en) | 1981-08-11 |
IT7819569A0 (it) | 1978-01-24 |
FR2385161A1 (fr) | 1978-10-20 |
JPS646958B2 (it) | 1989-02-07 |
GB1599701A (en) | 1981-10-07 |
DE2805146C2 (de) | 1984-05-03 |
GB1599704A (en) | 1981-10-07 |
NL180082C (nl) | 1987-01-02 |
JPS5398829A (en) | 1978-08-29 |
NL7801403A (nl) | 1978-08-10 |
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