US2848180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airplane wing
Assignee: Individual
•
Filing: 1953-11-23
•
Granted: 1958-08-19
•
Expires: 1973-11-23
Abstract
No abstract record available.
Inventors
- 👤 Ploger Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:33
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR558943A
Cited
US1533222A
Cited
US1759442A
Cited
US1771230A
Cited
US1890059A
Cited
US1910098A
Cited
US2118052A
Cited
US2385152A
Cited
FR936312A
Cited
US2746674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |