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Patent US2928648A successfully refreshed from Google Patents.
US2928648A
Expired / Lapsed
US
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Turbine bearing support
Assignee: RTX Corp
•
Filing: 1954-03-01
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Granted: 1960-03-15
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Expires: 1974-03-01
Abstract
No abstract record available.
Inventors
- 👤 Lawrence A Haines
- 👤 Jr Leslie C Small
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:29
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/06; F01D9/065; F01D25/00; F01D25/16; F01D25/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1900128A
Cited
US2692724A
Cited
US2414814A
Cited
US2417845A
Cited
US2524693A
Cited
US2616662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |