Patent US2840270A successfully refreshed from Google Patents.
US2840270A
Expired / Lapsed
US
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Merchandise vending apparatus
Assignee: Electro Snap Switch & Manufacturing Co
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Filing: 1954-03-02
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Granted: 1958-06-24
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Expires: 1974-03-02
Abstract
No abstract record available.
Inventors
- 👤 Chester F Gore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:28
CPC Classifications
G; G07; G07F; G07F11/00; G07F11/02; G07F11/04; G07F11/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1749233A
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US1846227A
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FR731864A
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US2495094A
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US2493212A
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US2564552A
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US2551477A
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US2680051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |