US2719685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parachute recovery system for aircraft
Assignee: Glenn L Martin Co
•
Filing: 1950-01-25
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Granted: 1955-10-04
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Expires: 1970-01-25
Abstract
No abstract record available.
Inventors
- 👤 Welcome W Bender
- 👤 Rauth John Donald
- 👤 Howard W Merrill
- 👤 Urban W Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:46
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/80
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |