US2571289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Niles Bement Pond Co
•
Filing: 1946-03-25
•
Granted: 1951-10-16
•
Expires: 1966-03-25
Abstract
No abstract record available.
Inventors
- 👤 Potter William Wallace
- 👤 Fuller Alfred Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:12
CPC Classifications
B; B23; B23Q; B23Q15/00; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5179; Y10T74/00; Y10T74/18; Y10T74/18056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1881928A
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US2156596A
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US2255739A
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US2224887A
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US2225886A
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US2355623A
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US2352183A
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US2302353A
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US2351687A
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US2384809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |