US2573697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multitube mosaic reso-jet motor
Assignee: Individual
•
Filing: 1945-07-30
•
Granted: 1951-11-06
•
Expires: 1965-07-30
Abstract
No abstract record available.
Inventors
- 👤 James Y Dunbar
- 👤 Donald L Herr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:49
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/02; F02K7/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US617753A
Cited
US2432359A
Cited
US1405482A
Cited
GB188642A
Cited
US1983405A
Cited
US2086101A
Cited
US2283863A
Cited
US2297425A
Cited
GB548898A
Cited
US2427845A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |