Patent US2916878A successfully refreshed from Google Patents.
US2916878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-directing vane structure for fluid fuel combustor
Assignee: General Electric Co
•
Filing: 1958-04-03
•
Granted: 1959-12-15
•
Expires: 1978-04-03
Abstract
No abstract record available.
Inventors
- 👤 Harrison L Wirt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:54
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |