Patent US2885901A successfully refreshed from Google Patents.
US2885901A
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US
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Machine tool feed mechanism
Assignee: Colchester Lathe Co Ltd
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Filing: 1957-06-20
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Granted: 1959-05-12
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Expires: 1977-06-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Firth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:30
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q2705/00; B23Q2705/10; B23Q2705/18; B23Q2705/182; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19614; Y10T74/19633
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) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |