US2744188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable hand lantern
Assignee: Justrite Manufacturing Co
•
Filing: 1954-04-01
•
Granted: 1956-05-01
•
Expires: 1974-04-01
Abstract
No abstract record available.
Inventors
- 👤 Marvin R Olsen
- 👤 Rosinski Bill
- 👤 Nicholas W Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:57
CPC Classifications
F; F21; F21L; F21L2/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1304925A
Cited
US2074536A
Cited
US2209185A
Cited
US2212054A
Cited
US2597073A
Cited
US2594069A
Cited
US2608639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |