Patent US2986004A successfully refreshed from Google Patents.
US2986004A
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US
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Electromagnetically controllable fluid propellant type rocket motor system
Assignee: Clary Corp
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Filing: 1958-06-30
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Granted: 1961-05-30
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Expires: 1978-06-30
Abstract
No abstract record available.
Inventors
- 👤 John D Mckenney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:17
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/56; F02K9/58; F02K9/50; F02K9/60; F02K9/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2644513A
Cited
US2532711A
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US2648190A
Cited
US2623354A
Cited
GB719946A
Cited
US2827762A
Cited
US2884009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |