Patent US3039178A successfully refreshed from Google Patents.
US3039178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture by extrusion of turbine engine blades
Assignee: Rolls Royce PLC
•
Filing: 1958-01-09
•
Granted: 1962-06-19
•
Expires: 1978-01-09
Abstract
No abstract record available.
Inventors
- 👤 Kent Nelson Hector
- 👤 Eccles George Oswald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:07
CPC Classifications
B; B23; B23P; B23P15/00; B23P15/02; B21; B21C; B21C23/00; B21C23/02; B21C23/04; B21C23/14; B21C23/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49336; Y10T29/49339; Y10T29/49341; Y10T29/4981
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2013622A
Cited
US2047555A
Cited
US2389876A
Cited
US2654277A
Cited
US2767460A
Cited
US2799918A
Cited
US2751988A
Cited
GB745655A
Cited
GB755610A
Cited
US2836884A
Cited
US2891307A
Cited
US2830357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |