US3554625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display device
Assignee: Individual
•
Filing: 1968-09-30
•
Granted: 1971-01-12
•
Expires: 1988-09-30
Abstract
Abstract A DISPLAY DEVICE FOR COINS, MEDALS, OR THE LIKE IS PROVIDED, COMPRISING A DISPLAY BOARD HAVING COIN OR THE LIKE RECEIVING OPENINGS TIGHTLY SANDWICHED BY MEANS OF A REMOVABLE SURROUNDING FRAME MEMBER BETWEEN TWO SHEETS OF TRANSPARENT MATERIAL. EDGES OF THE OPENINGS ARE SEALED TO INHIBIT CONTACT OF DISPLAYED OBJECTS WITH ANY TARNISH ACCELERATING CONTAMINANTS CONTAINED IN THE DISPLAY BOARD MATERIAL.
Inventors
- 👤 Harold P Sly Sr
- 👤 Reda W Sly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:44
CPC Classifications
A; A47; A47F; A47F7/00; A47F7/02; A47F7/03
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |