US2523516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic totalizer
Assignee: Individual
•
Filing: 1947-06-14
•
Granted: 1950-09-26
•
Expires: 1967-06-14
Abstract
No abstract record available.
Inventors
- 👤 John T Potter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:35
CPC Classifications
G; G07; G07F; G07F5/00; G07F5/20; G07F5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1744771A
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US1932014A
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US2203707A
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GB402083A
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US2332756A
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US1799784A
Cited
US2237132A
Cited
US2262152A
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US2402988A
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US2401729A
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US2403873A
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US2422698A
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US2398150A
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US2484115A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |