Patent US2546879A successfully refreshed from Google Patents.
US2546879A
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US
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Beverage dispenser having a coin reject mechanism controlled by carbon dioxide pressure
Assignee: Westinghouse Electric Corp
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Filing: 1945-08-13
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Granted: 1951-03-27
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Expires: 1965-08-13
Abstract
No abstract record available.
Inventors
- 👤 Evert S Wegman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:58
CPC Classifications
G; G07; G07F; G07F9/00; G07F9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1240321A
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US1495049A
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US1700277A
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US1723081A
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US2075989A
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US2285435A
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US2390535A
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 |