US3304906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion power system
Assignee: General Electric Co
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Filing: 1965-07-01
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Granted: 1967-02-21
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Expires: 1985-07-01
Abstract
No abstract record available.
Inventors
- 👤 John F Nace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:05
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/12; B63H21/16; B63H23/00; B63H23/02; B63H23/10; B63H23/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |