CA2138097C - Document de surete - Google Patents

Document de surete Download PDF

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Publication number
CA2138097C
CA2138097C CA 2138097 CA2138097A CA2138097C CA 2138097 C CA2138097 C CA 2138097C CA 2138097 CA2138097 CA 2138097 CA 2138097 A CA2138097 A CA 2138097A CA 2138097 C CA2138097 C CA 2138097C
Authority
CA
Canada
Prior art keywords
image
tone
document
camouflage
warning
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
Application number
CA 2138097
Other languages
English (en)
Other versions
CA2138097A1 (fr
Inventor
William H. Mowry, Jr.
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.)
Standard Register Co
Original Assignee
Standard Register Co
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
Priority claimed from US08/185,362 external-priority patent/US6000728A/en
Application filed by Standard Register Co filed Critical Standard Register Co
Publication of CA2138097A1 publication Critical patent/CA2138097A1/fr
Application granted granted Critical
Publication of CA2138097C publication Critical patent/CA2138097C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Credit Cards Or The Like (AREA)
  • Cleaning In Electrography (AREA)
  • Editing Of Facsimile Originals (AREA)
CA 2138097 1994-01-24 1994-12-14 Document de surete Expired - Fee Related CA2138097C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/185,362 US6000728A (en) 1991-07-12 1994-01-24 Security document
US08/185,362 1994-01-24

Publications (2)

Publication Number Publication Date
CA2138097A1 CA2138097A1 (fr) 1995-07-25
CA2138097C true CA2138097C (fr) 2000-05-23

Family

ID=22680678

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2138097 Expired - Fee Related CA2138097C (fr) 1994-01-24 1994-12-14 Document de surete

Country Status (2)

Country Link
CA (1) CA2138097C (fr)
NZ (1) NZ264983A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6039357A (en) * 1992-01-08 2000-03-21 Moore North America, Inc. Security bands to prevent counterfeiting with color copies
PL234997B1 (pl) * 2018-03-30 2020-05-18 Pol Zdob Spolka Z Ograniczona Odpowiedzialnoscia Nadruk z zabezpieczeniem przed kopiowaniem, zwłaszcza na opakowania wyrobów rynkowych

Also Published As

Publication number Publication date
NZ264983A (en) 1996-10-28
CA2138097A1 (fr) 1995-07-25

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