US3022935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas bearings
Assignee: Bristol Siddeley Engines Ltd
•
Filing: 1958-12-18
•
Granted: 1962-02-27
•
Expires: 1978-12-18
Abstract
No abstract record available.
Inventors
- 👤 Frost Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:51
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/106; F16C33/107; D; D01; D01H; D01H7/00; D01H7/02; D01H7/04; D01H7/08; D01H7/12; F01; F01D; F01D25/00; F01D25/18; F01D25/22; F16C17/00; F16C17/04; F16C17/045; F16C33/1005; F16C33/101; F16C33/1015; F16C33/102; F16C2340/00; F16C2340/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2113335A
Cited
GB726018A
Cited
US2830541A
Cited
US2864552A
Cited
US2937294A
Cited
US2889474A
Cited
US2928960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |