US2995088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-stage igniter charge
Assignee: BERMITE POWDER CO
•
Filing: 1959-06-29
•
Granted: 1961-08-08
•
Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Robert K Asplund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:07
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/08; F42C19/0823; F42C19/0826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2398683A
Cited
US2124201A
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US2072671A
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US2685837A
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US2561670A
Cited
US2872870A
Cited
US2926607A
Cited
US2935948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |