US3563807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery holder unit for portable electric hand lantern
Assignee: Edgewell Personal Care Brands LLC
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Filing: 1969-02-10
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Granted: 1971-02-16
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Expires: 1989-02-10
Abstract
Abstract A PORTABLE HAND LATERN HAVING A LAMP AND REFLECTOR ASSEMBLY MOUNTED ON A HOUSING GENERALLY RECTANGULAR IN SECTION WITH A CANTILEVERED HANDLE IS POWERED BY A NUMBER (E.G. FIVE) OF INDIVIDUAL DRY CELLS REMOVABLY HELD IN A REMOVABLE BATTERY UNIT IN WHICH PAIRS OF CELLS ARE MOUNTED WITH AXES PARALLEL TO EACH OTHER AND AN ODD CELL IS MOUNTED CROSSWISE TO THE OTHERS, ALL CELLS BEING ELECTRICALLY CONNECTED IN SERIES.
Inventors
- 👤 Robert E Brindley
- 👤 William H Doring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:14
CPC Classifications
F; F21; F21L; F21L4/00; H; H01; H01M; H01M50/00; H01M50/20; H01M50/204; H01M50/207; H01M50/213; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |