Patent US2943673A successfully refreshed from Google Patents.
US2943673A
Expired / Lapsed
US
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Flame thrower
Assignee: Individual
•
Filing: 1945-03-27
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Granted: 1960-07-05
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Expires: 1965-03-27
Abstract
No abstract record available.
Inventors
- 👤 Clarence N Hickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:49
CPC Classifications
F; F41; F41H; F41H9/00; F41H9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194496A
Cited
US1304710A
Cited
US832269A
Cited
US1376797A
Cited
US1463518A
Cited
US1687159A
Cited
US2107313A
Cited
US2253601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |