Patent US3017502A successfully refreshed from Google Patents.
US3017502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flashlight construction
Assignee: Individual
•
Filing: 1959-10-27
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Granted: 1962-01-16
•
Expires: 1979-10-27
Abstract
No abstract record available.
Inventors
- 👤 Dent Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:36
CPC Classifications
F; F21; F21L; F21L4/00; F21V; F21V23/00; F21V23/04; F21V23/0414
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1028718A
Cited
US1913946A
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US2123483A
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US2249690A
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US2160529A
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US2299035A
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US2210313A
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US2380515A
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US2428167A
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US2459702A
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US2518437A
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US2502600A
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US2690503A
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US2903570A
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US2906863A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |