Patent US2969093A successfully refreshed from Google Patents.
US2969093A
Expired / Lapsed
US
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Fluid pressure operated rod guide for use with pull-out device
Assignee: Curtis Manufacturing Co Inc
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Filing: 1955-11-18
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Granted: 1961-01-24
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Expires: 1975-11-18
Abstract
No abstract record available.
Inventors
- 👤 Carl B Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:23
CPC Classifications
B; B21; B21F; B21F11/00; B21D; B21D3/00; B21F1/00; B21F1/02; B21F1/026; B23; B23D; B23D21/00
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) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |