US2652737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chip flushing means for beds of machine tools
Assignee: Warner and Swasey Co
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Filing: 1950-06-24
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Granted: 1953-09-22
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Expires: 1970-06-24
Abstract
No abstract record available.
Inventors
- 👤 James R Longstreet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:34
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/0042; B23Q11/005; B23Q11/08; F; F16; F16C; F16C29/00; F16C29/08; F16C29/084; F16C2322/00; F16C2322/39; Y; Y10; Y10S; Y10S29/00; Y10S29/091; Y10S29/101; Y10T; Y10T82/00; Y10T82/25; Y10T82/2566; Y10T82/2572
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) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |