Patent US3288478A successfully refreshed from Google Patents.
US3288478A
Expired / Lapsed
US
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Coin operated adding machine for grocery chain store carts
Assignee: Individual
•
Filing: 1964-01-13
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Granted: 1966-11-29
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Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Wesley H Powers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:46
CPC Classifications
G; G07; G07F; G07F7/00; G07F7/02; B; B62; B62B; B62B3/00; B62B3/14; B62B3/1428; G07F17/00; G07G; G07G1/00; G07G1/0036; G07G1/0045; G07G1/0081
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |