US3012810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High altitude load release
Assignee: Individual
•
Filing: 1960-01-26
•
Granted: 1961-12-12
•
Expires: 1980-01-26
Abstract
No abstract record available.
Inventors
- 👤 Blair N Tenney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:59
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/006; B; B64; B64B; B64B1/00; B64B1/40; B64D; B64D1/00; B64D1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2715872A
Cited
US2940792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |