US3415277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ullage control
Assignee: ATK Launch Systems LLC
•
Filing: 1967-03-20
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Granted: 1968-12-10
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Expires: 1987-03-20
Abstract
No abstract record available.
Inventors
- 👤 William H Mitchell
- 👤 Fishman Bernard
- 👤 Charles G Sage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:48
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/605; F17; F17C; F17C13/00; F17C2201/00; F17C2201/01; F17C2201/0138; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86381
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) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |