US2625844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment for mechanically actuating the manually operable feed actuator shafts of machine tools
Assignee: BATES HARCUM J
•
Filing: 1947-10-20
•
Granted: 1953-01-20
•
Expires: 1967-10-20
Abstract
No abstract record available.
Inventors
- 👤 Donald E Beckett
- 👤 William N Beckett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:19
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/26; Y; Y10; Y10T; Y10T408/00; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T408/6779
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2161375A
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US2286026A
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US2328721A
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GB557009A
Cited
US2444228A
Cited
US2430019A
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US2418220A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |