US2500438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing and vending machine
Assignee: VENDOMATIC MACHINE Corp
•
Filing: 1945-09-08
•
Granted: 1950-03-14
•
Expires: 1965-09-08
Abstract
No abstract record available.
Inventors
- 👤 William S Tandler
- 👤 David S Walker
- 👤 Weiss Ferdinand A De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:21
CPC Classifications
A; A47; A47F; A47F1/00; A47F1/04; A47F1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1572263A
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US1677939A
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US1693231A
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US1877050A
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US2223486A
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US2222887A
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US2289807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |