US2768495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric balance clock
Assignee: Motors Liquidation Co
•
Filing: 1953-01-23
•
Granted: 1956-10-30
•
Expires: 1973-01-23
Abstract
No abstract record available.
Inventors
- 👤 Raymond H Sullivan
- 👤 Peter R Contant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:13
CPC Classifications
G; G04; G04C; G04C3/00; G04C3/04; G04C3/06; G04C3/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US293432A
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US812773A
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US851467A
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FR666179A
Cited
FR39481E
Cited
US1978311A
Cited
US2108010A
Cited
FR45419E
Cited
US2289673A
Cited
FR855412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |