US2965747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable photographic lamp
Assignee: Individual
•
Filing: 1958-06-10
•
Granted: 1960-12-20
•
Expires: 1978-06-10
Abstract
No abstract record available.
Inventors
- 👤 Secofsky Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:50
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2532075A
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US2555871A
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US2551753A
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US2560200A
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US2535372A
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US2530912A
Cited
US2487528A
Cited
US2697776A
Cited
US2806416A
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US2843257A
Cited
US2826978A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |