Patent US2959191A successfully refreshed from Google Patents.
US2959191A
Expired / Lapsed
US
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Machine tool with contour following apparatus
Assignee: Warner and Swasey Co
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Filing: 1956-07-30
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Granted: 1960-11-08
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Expires: 1976-07-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Schuman
- 👤 Charles K Taft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:15
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/18; B23Q2735/00; B23Q2735/02; B23Q2735/08; B23Q2735/082; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86582; Y10T137/8659
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1046236A
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US2690192A
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US2600348A
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US2625136A
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US2674232A
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US2722234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |