US2966317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paddle wheel sustained aircraft
Assignee: AUTOCOPTER Corp OF AMERICA
•
Filing: 1958-02-03
•
Granted: 1960-12-27
•
Expires: 1978-02-03
Abstract
No abstract record available.
Inventors
- 👤 Tiberiu J Ramniceann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:37
CPC Classifications
B; B64; B64C; B64C39/00; B64C39/003; B64C39/005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US944301A
Cited
US992874A
Cited
US1005812A
Cited
US1024700A
Cited
US1040695A
Cited
US1990462A
Cited
US1957739A
Cited
US2019909A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |