US2393918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic operating and control mechanism
Assignee: FOSDICK MACHINE TOOL CO
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Filing: 1942-10-13
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Granted: 1946-01-29
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Expires: 1962-10-13
Abstract
No abstract record available.
Inventors
- 👤 Carl E Linden
- 👤 Raymond H Mcclellan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:59
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/16; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/30; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/3056; F15B2211/30585; F15B2211/31; F15B2211/3105; F15B2211/3111; F15B2211/32; F15B2211/321; F15B2211/324; F15B2211/40; F15B2211/405; F15B2211/40515; F15B2211/42; F15B2211/421; F15B2211/424; F15B2211/428; F15B2211/45; F15B2211/50; F15B2211/505; F15B2211/50509; F15B2211/50518; F15B2211/60; F15B2211/635; F15B2211/6355; F15B2211/70; F15B2211/71; F15B2211/7135; F15B2211/78; F15B2211/783
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-01-28 | 1949-07-30 | 1950-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-28 | 1953-07-30 | 1954-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-28 | 1957-07-30 | 1958-01-29 | $7700.00 | Window Closed / Lapsed |