US2692098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock-absorbing landing gear
Assignee: North American Aviation Corp
•
Filing: 1950-06-19
•
Granted: 1954-10-19
•
Expires: 1970-06-19
Abstract
No abstract record available.
Inventors
- 👤 Schmued Edgar
- 👤 Duane C Olmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:48
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/58; B64C25/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US262973A
Cited
US1099646A
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DE320987C
Cited
US1376912A
Cited
US2176971A
Cited
FR858815A
Cited
US2231037A
Cited
US2515704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |