US2497041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle ring for gas turbines
Assignee: RTX Corp
•
Filing: 1945-03-27
•
Granted: 1950-02-07
•
Expires: 1965-03-27
Abstract
No abstract record available.
Inventors
- 👤 Bodger Walter Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:54
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/04; F01D9/042; F01D9/044; F01D5/00; F01D5/12; F01D5/28; F01D5/284
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB191224657A
Cited
GB217457A
Cited
US1928504A
Cited
US1998951A
Cited
US2308233A
Cited
US2341664A
Cited
US2417488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |