Patent US2459930A successfully refreshed from Google Patents.
US2459930A
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US
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Electric balance clock
Assignee: George W Borg Corp
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Filing: 1944-07-10
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Granted: 1949-01-25
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Expires: 1964-07-10
Abstract
No abstract record available.
Inventors
- 👤 Fink Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:23
CPC Classifications
G; G04; G04C; G04C3/00; G04C3/04; G04C3/06; G04C3/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1770677A
Cited
US1766806A
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US1909073A
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US2311964A
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US2356983A
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US2357645A
Cited
US2371387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |