US3054579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft with slow speed landing and take-off
Assignee: Individual
•
Filing: 1957-03-14
•
Granted: 1962-09-18
•
Expires: 1977-03-14
Abstract
No abstract record available.
Inventors
- 👤 Woldemar A Bary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:04
CPC Classifications
B; B64; B64C; B64C23/00; B64C23/005; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1309710A
Cited
FR421051A
Cited
FR597674A
Cited
US1768696A
Cited
US1710137A
Cited
US1824882A
Cited
US1980233A
Cited
FR43957E
Cited
GB479598A
Cited
DE702926C
Cited
US2384296A
Cited
US2511504A
Cited
US2470348A
Cited
US2510561A
Cited
US2625347A
Cited
FR983334A
Cited
US2751168A
Cited
US2668026A
Cited
US2793827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |