US2631909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turntable counter unit
Assignee: Individual
•
Filing: 1951-03-16
•
Granted: 1953-03-17
•
Expires: 1971-03-16
Abstract
No abstract record available.
Inventors
- 👤 Williams Leon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:40
CPC Classifications
G; G06; G06C; G06C11/00; G06C11/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US85731A
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US361443A
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US1090222A
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US1158475A
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US1372777A
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US1704821A
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US1689160A
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US2044559A
Cited
US2215462A
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US2226209A
Cited
US2403164A
Cited
US2452291A
Cited
US2527969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |