US3376018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vane operating mechanism
Assignee: Rolls Royce PLC
•
Filing: 1966-12-21
•
Granted: 1968-04-02
•
Expires: 1986-12-21
Abstract
No abstract record available.
Inventors
- 👤 Williamson Douglas Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:06
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/16; F01D17/162
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR1096708A
Cited
US2933234A
Cited
US2955744A
Cited
DE1022348B
Cited
US2976015A
Cited
US2999630A
Cited
US3303992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |