US2467763A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Launching means for airplane seats
Assignee: Individual
•
Filing: 1946-01-03
•
Granted: 1949-04-19
•
Expires: 1966-01-03
Abstract
No abstract record available.
Inventors
- 👤 Martin James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:04
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/08; B64D25/10; F; F16; F16B; F16B2/00; F16B2/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1337336A
Cited
US1535475A
Cited
FR593583A
Cited
FR719226A
Cited
GB399332A
Cited
CH179936A
Cited
US2399136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |