US3679512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated card envelope
Assignee: Avant Corp
•
Filing: 1970-05-20
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Granted: 1972-07-25
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Expires: 1990-05-20
Abstract
Abstract This disclosure illustrates a novel envelope for receiving and properly orientating a data card positioned within the envelope which is thereafter subjected to heat and pressure to produce a composite, multilayered laminated card.
Inventors
- 👤 Frederick W Macone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:37
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/18; Y; Y10; Y10S; Y10S428/00; Y10S428/916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |