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US3390754A
Expired / Lapsed
US
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Electrical interlock circuit for multiple choice vending machines
Assignee: Westinghouse Electric Corp
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Filing: 1967-01-27
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Granted: 1968-07-02
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Expires: 1987-01-27
Abstract
No abstract record available.
Inventors
- 👤 Meigs W Newberry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:29
CPC Classifications
G; G07; G07F; G07F5/00; G07F5/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2359183A
Cited
CH345189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |