US2796516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flashlight
Assignee: Individual
•
Filing: 1956-02-16
•
Granted: 1957-06-18
•
Expires: 1976-02-16
Abstract
No abstract record available.
Inventors
- 👤 Martschik Nikolaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:01
CPC Classifications
F; F21; F21L; F21L4/00; F21L4/04; F21L2/00; F21V; F21V19/00; F21V19/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US772877A
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US1615067A
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US1832564A
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US1792902A
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US1899868A
Cited
US2165531A
Cited
US2205163A
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US2254715A
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US2401366A
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US2349453A
Cited
US2712058A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |