Patent US2954668A successfully refreshed from Google Patents.
US2954668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake for jet airplane
Assignee: Rohr Inc
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Filing: 1956-03-12
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Granted: 1960-10-04
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Expires: 1976-03-12
Abstract
No abstract record available.
Inventors
- 👤 Plummer Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:15
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/54; F02K1/56; F02K1/62; F02K1/625
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE860754C
Cited
US2620623A
Cited
FR943820A
Cited
FR56672E
Cited
FR1092654A
Cited
US2780058A
Cited
GB740385A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |