US3021673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water injection system for gas turbine engines
Assignee: Bendix Corp
•
Filing: 1957-01-10
•
Granted: 1962-02-20
•
Expires: 1977-01-10
Abstract
No abstract record available.
Inventors
- 👤 Frank C Mock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:46
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/20; F02C3/30; F02C3/305
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2438998A
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US2468941A
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US2657530A
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US2640316A
Cited
US2919548A
Cited
GB743859A
Cited
US2873577A
Cited
US2841957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |