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US2546690A
Expired / Lapsed
US
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Coin-controlled electrical vending machine
Assignee: Rowe Manufacturing Co Inc
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Filing: 1948-04-06
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Granted: 1951-03-27
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Expires: 1968-04-06
Abstract
No abstract record available.
Inventors
- 👤 Gabrielsen Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:56
CPC Classifications
G; G07; G07F; G07F11/00; G07F11/02; G07F11/04; G07F11/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US683202A
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US1582963A
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US1653408A
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US1882563A
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US2076564A
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US2159603A
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US2128179A
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US2241489A
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US2323981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |