Patent US1659385A successfully refreshed from Google Patents.
US1659385A
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Attachment for machine tools for turning and boring irregular surfaces
Assignee: Warner and Swasey Co
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Filing: 1925-10-10
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Granted: 1928-02-14
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Expires: 1945-10-10
Abstract
No abstract record available.
Inventors
- 👤 John J N Van Hamersveld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:28
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/109; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5178; Y10T82/00; Y10T82/13; Y10T82/135; Y10T82/15; Y10T82/154; Y10T82/156
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-02-13 | 1931-08-15 | 1932-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-02-13 | 1935-08-15 | 1936-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-02-13 | 1939-08-15 | 1940-02-14 | $7700.00 | Window Closed / Lapsed |