Patent US3033334A successfully refreshed from Google Patents.
US3033334A
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Bleed controlled fluid-mechanical coupling
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1958-07-11
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Granted: 1962-05-08
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Expires: 1978-07-11
Abstract
No abstract record available.
Inventors
- 👤 Edward J Herbenar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:58
CPC Classifications
F; F16; F16H; F16H7/00; F16H7/02; F16D; F16D33/00; F16D33/06; F16D33/08; F16D33/10; F16D33/12; F16D35/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1298990A
Cited
FR668839A
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US2397862A
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US2731119A
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US2521117A
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US2860747A
Cited
US2920728A
Cited
US2986955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |