Patent US4531765A successfully refreshed from Google Patents.
US4531765A
Expired / Lapsed
US
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Color coded ID cards
Assignee: YAMA CAPITAL LLC
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Filing: 1980-12-29
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Granted: 1985-07-30
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Expires: 2000-12-29
Abstract
Abstract Laminated documents, such as ID cards, including a color-coded protective assembly comprising a novel pigment composition integrated with an adhesive bond within the assembly.
Inventors
- 👤 Joseph Shulman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:23
CPC Classifications
B; B42; B42D; B42D25/00; B42D25/40; B42D25/45; B42D25/465; B42D25/47; B42D25/20; B42D25/23; B42D25/30; B42D25/351; B42D25/455; Y; Y10; Y10S; Y10S283/00; Y10S283/904; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868; Y10T428/24876
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
104 words
An ID card structure comprising an information-bearing document encased within an envelope having front and back sheets of polyester material sandwiching a polyester frame member having a well opening suitable to accommodate said information-bearing document, and including a color coding arrangement comprising: a pigment dispersion in a poly-vinylidene chloride latex, said color coding arrangement being disposed between two layers of adhesive respectively supported on facing surfaces of the front sheet and the frame member and providing an adhesive bond therebetween and being disposed in such a manner so as to present a color-coded border display about the peripheral edge of said ID card structure.
Claim 2
Dependent Claim
104 words
An ID card structure comprising an information-bearing document encased within an envelope having front and back sheets of polyester material sandwiching a polyester frame member having a well opening suitable to accommodate said information-bearing document, and including a color coding arrangement comprising: a pigment dispersion in a poly-vinylidene chloride latex, said color coding arrangement being disposed between two layers of adhesive respectively supported on facing surfaces of the front sheet and the frame member and providing an adhesive bond therebetween and being disposed in such a manner so as to present a color-coded border display about the peripheral edge of said ID card structure.
Claim 3
Dependent Claim
28 words
The ID card structure of claim 1 wherein said adhesive bond is provided by an adhesive selected from the group consisting of ethylene/vinyl acetate and ethylene/ethyl acrylate copolymers.
Claim 4
Dependent Claim
15 words
The ID card structure of claim 2 wherein said adhesive is an ethylene/vinyl acetate copolymer.
Claim 5
Dependent Claim
28 words
The ID card structure of claim 1 wherein said pigment dispersion is disposed so as to present a densely colored border about the periphery of the encased document.
Claim 6
Dependent Claim
32 words
The ID card structure of claim 4 wherein said pigment dispersion comprises about 2 to about 20 parts by weight of pigment to about 100 parts by weight of polyvinylidene chloride latex.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-07-29 | 1989-01-28 | 1989-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-07-29 | 1993-01-28 | 1993-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-07-29 | 1997-01-28 | 1997-07-30 | $7700.00 | Window Closed / Lapsed |