Patent US2624540A successfully refreshed from Google Patents.
US2624540A
Expired / Lapsed
US
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Tool controlling fluid valve
Assignee: Elsag Bailey Inc
•
Filing: 1948-09-03
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Granted: 1953-01-06
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Expires: 1968-09-03
Abstract
No abstract record available.
Inventors
- 👤 Johnson Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:30
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/24; B23Q35/26; B23Q35/36; B23Q35/08; B23Q35/18; B23Q2735/00; B23Q2735/02; B23Q2735/08; B23Q2735/082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US26654A
Cited
US685510A
Cited
US701574A
Cited
US2059363A
Cited
US2158737A
Cited
US2141428A
Cited
US2311108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |