US2675197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crash barrier for aircraft carriers
Assignee: Chance Vought Aircraft Inc
•
Filing: 1950-09-20
•
Granted: 1954-04-13
•
Expires: 1970-09-20
Abstract
No abstract record available.
Inventors
- 👤 John J Hospers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:46
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/02; E; E01; E01F; E01F15/00; E01F15/02; E01F15/06; E01F15/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1865297A
Cited
GB578440A
Cited
US2465936A
Cited
US2450328A
Cited
US2475588A
Cited
US2440574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |