US2946942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thyratron control system
Assignee: AMCEL PROPULSION Inc
•
Filing: 1955-07-01
•
Granted: 1960-07-26
•
Expires: 1975-07-01
Abstract
No abstract record available.
Inventors
- 👤 Walter R Peck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:34
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/38; G08C19/46; G08C19/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1944756A
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US2115086A
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US2254899A
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US2175009A
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US2431501A
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US2516144A
Cited
US2632872A
Cited
US2774928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |