US2940703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ribbon parachute and automatic release means therefor
Assignee: Individual
•
Filing: 1954-08-04
•
Granted: 1960-06-14
•
Expires: 1974-08-04
Abstract
No abstract record available.
Inventors
- 👤 Lent Constantin Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:51
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1069662A
Cited
US1776629A
Cited
US1823799A
Cited
FR709723A
Cited
US2392448A
Cited
US2500170A
Cited
US2729408A
Cited
US2724567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |