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US4999065A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making an identification card

Assignee: LaserCard Co LP
•
Filing: 1988-06-08
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Granted: 1991-03-12
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Expires: 2008-06-08
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Abstract

Abstract A high-security identification card is produced in a system in which a photograph from a video camera is converted to digital data and reproduced with high-fidelity on a video display screen. Other images, such as signatures and fingerprints, can be treated in a similar manner using either a video camera or a CCD (charge-coupled device). After processing, the video information is displayed on the screen where it is combined with variable data typed in from a keyboard. The digital data from the terminal is fed into a laser printer that prints the portrait and any desired alphanumeric information on a paper sheet. The paper is then laminated, under heat and pressure, between two sheets of transparent thermoplastic material, at a temperature and pressure sufficient to cause the plastic material to penetrate the interstices between the fibers of the paper card and form a unitary structure that cannot be delaminated without destruction of the identifying data. The digital information is stored in a permanent memory to allow the card to be reproduced later, with or without modifications.

Inventors

  • 👤 Ronald A. Wilfert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 22:24
CPC Classifications
B; B42; B42D; B42D25/00; B42D25/30; B42D25/309; B42D25/40; B42D25/405; B42D25/41; B42D25/45; B42D25/455; B42D25/46; G; G07; G07C; G07C9/00; G07C9/20; G07C9/22; G07C9/25; G07C9/253; B42D2033/04; B42D2033/20; B42D2033/24; B42D2033/28; B42D2033/30; B42D2035/06; B42D2035/08; B42D2035/14; B42D2035/50; B42D25/313; B42D25/318; B42D25/328; B42D25/475; B42D25/48; B42D25/485; Y; Y10; Y10S; Y10S428/00; Y10S428/916; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868

Claims Analysis

Total Claims: 7
Claim 1
Independent Claim 66 words
A method of fabrication an identification card, comprising the steps of: recording an identification image in the form of a first set of digital data, processing said first set of data to produce a visible reproduction of said image, providing a second set of digital data representing additional identification information, and printing a visual pattern controlled by said sets of data on a sheet of material.
Claim 2
Independent Claim 66 words
A method of fabrication an identification card, comprising the steps of: recording an identification image in the form of a first set of digital data, processing said first set of data to produce a visible reproduction of said image, providing a second set of digital data representing additional identification information, and printing a visual pattern controlled by said sets of data on a sheet of material.
Claim 3
Dependent Claim 55 words
A method as claimed in claim 1, further comprising the step of laminating said sheet of material between first and second sheets or thermoplastic material, at least one of which is transparent to visual light, with sufficient heat and pressure to form a unitary structure which cannot be delaminated without destruction of the identifying data.
Claim 4
Dependent Claim 15 words
A method as claimed in claim 2, wherein said thermoplastic material is formed from polyester.
Claim 5
Dependent Claim 20 words
A method that is claim in claim 2, wherein both sheets of said thermoplastic material are transparent to visible light.
Claim 6
Dependent Claim 30 words
A method as claimed in claim 1, wherein said step of printing said information on a sheet of material includes the step of printing by means of a laser printer.
Claim 7
Dependent Claim 40 words
A method as claimed in claim 1 including the additional step of representing both of said sets of data on a video terminal screen, rearranging the format of said data, and recording both sets of data in a permanent memory.

References Cited (Backward Citations)

US3245697A Cited
US3640009A Cited
US4119361A Cited
US4298217A Cited
US4560426A Cited
US4687526A Cited
US4687526B1 Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1994-03-11 1994-09-10 1995-03-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-03-11 1998-09-10 1999-03-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-03-11 2002-09-10 2003-03-12 $7700.00 Window Closed / Lapsed

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