Patent US2965355A successfully refreshed from Google Patents.
US2965355A
Expired / Lapsed
US
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Turbine disc burst inhibitor
Assignee: RTX Corp
•
Filing: 1956-01-17
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Granted: 1960-12-20
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Expires: 1976-01-17
Abstract
No abstract record available.
Inventors
- 👤 Charles E Spaeth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:38
CPC Classifications
F; F01; F01D; F01D21/00; F01D21/04; F01D21/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL72739C
Cited
US2623727A
Cited
US2460893A
Cited
GB609446A
Cited
US2657008A
Cited
FR59398E
Cited
US2828940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |