US2803226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlling mechanism for the toolholder of a machine-tool
Assignee: Cri Dan SA
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Filing: 1954-05-07
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Granted: 1957-08-20
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Expires: 1974-05-07
Abstract
No abstract record available.
Inventors
- 👤 Renoux Pierre Edouard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:36
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/36; B23Q5/341; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5154; Y10T29/5159; Y10T29/5161; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/1828; Y10T82/00; Y10T82/13; Y10T82/135; Y10T82/25; Y10T82/2531; Y10T82/2541
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) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |