US2509710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incendiary
Assignee: Kaiser Aluminum and Chemical Corp
•
Filing: 1943-07-01
•
Granted: 1950-05-30
•
Expires: 1963-07-01
Abstract
No abstract record available.
Inventors
- 👤 William Frederick Van Loenen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:17
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE103639C
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GB127050A
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US1333786A
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US1884993A
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US2088204A
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US2101904A
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US2184145A
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US2149694A
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GB528155A
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US2318994A
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US2314614A
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US2354882A
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US2328277A
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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) | 1953-05-29 | 1953-11-28 | 1954-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-29 | 1957-11-28 | 1958-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-29 | 1961-11-28 | 1962-05-30 | $7700.00 | Window Closed / Lapsed |