US2774845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric light flasher
Assignee: Individual
•
Filing: 1955-02-15
•
Granted: 1956-12-18
•
Expires: 1975-02-15
Abstract
No abstract record available.
Inventors
- 👤 Noel J Lituchy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:27
CPC Classifications
H; H01; H01H; H01H61/00; H01H61/06; H01H61/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1701757A
Cited
GB211550A
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US1584892A
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US1898174A
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US1757969A
Cited
US2019309A
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US2295202A
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GB617535A
Cited
US2597368A
Cited
US2667550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |