US2438644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turret tool post
Assignee: Individual
•
Filing: 1943-08-18
•
Granted: 1948-03-30
•
Expires: 1963-08-18
Abstract
No abstract record available.
Inventors
- 👤 Alfred R Oberwegner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:24
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/08; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T74/00; Y10T74/14; Y10T74/1476
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR852279A
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US2278988A
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US2344509A
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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) | 1951-03-30 | 1951-09-29 | 1952-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-30 | 1955-09-29 | 1956-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-30 | 1959-09-29 | 1960-03-30 | $7700.00 | Window Closed / Lapsed |