Patent US3405593A successfully refreshed from Google Patents.
US3405593A
Expired / Lapsed
US
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Separation device
Assignee: AEROSPACE SYSTEMS CO
•
Filing: 1966-04-18
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Granted: 1968-10-15
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Expires: 1986-04-18
Abstract
No abstract record available.
Inventors
- 👤 Kriesel Marshall Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:23
CPC Classifications
F; F16; F16B; F16B31/00; F16B31/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2524481A
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US2432933A
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US3053131A
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US3147663A
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US3204515A
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US3169443A
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US3233499A
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US3262354A
Cited
US3253653A
Cited
US3334536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |