Patent US3662041A successfully refreshed from Google Patents.
US3662041A
Expired / Lapsed
US
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Process of producing optically projectable replicas of pressure coalescible film
Assignee: Remington Arms Co LLC
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Filing: 1970-10-05
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Granted: 1972-05-09
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Expires: 1990-10-05
Abstract
Abstract A PROCESS FOR PRODUCING OPTICALL PROJECTABLE REPLICAS OF SURFACES OF COINS, MEALS, BULLET SECIMENS AND THE LIKE WHEREIN AN OPAQUE PRESSURE COALESCIBLE COATING IS MOUNTED ON AN ELASTIC TRANSPARENT FILM, THE FILM BEING PLACED AGAINST THE ARTICLE AND PRESSURE APPLIED THERETO. A SOFT BACKING PAD IS USED IN APPLYING PRESSURE TO THE FILM. THE MINUTE INTERCONNECTING CELLS OF THE FILM ARE OPAQUE UNTIL THEY ARE COLLAPSED. THE ELASTIC FILM CAUSES PRESSURE TO BE APPLIED TO THE COATING SO THAT THE MAJOR AND MINOR SURFACES, TOGETHER WITH GRADATIONS THEREBETWEEN, WILL BE REPLICATED.
Inventors
- 👤 Robert B Hartman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:58
CPC Classifications
B; B44; B44C; B44C3/00; B44C3/04; B44C3/042; B41; B41M; B41M5/00; B41M5/124; G; G03; G03C; G03C11/00
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) | 1975-05-09 | 1975-11-08 | 1976-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-09 | 1979-11-08 | 1980-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-09 | 1983-11-08 | 1984-05-09 | $7700.00 | Window Closed / Lapsed |