Patent US2325294A successfully refreshed from Google Patents.
US2325294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Giddings and Lewis LLC
•
Filing: 1941-04-24
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Granted: 1943-07-27
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Expires: 1961-04-24
Abstract
No abstract record available.
Inventors
- 👤 Raymond M Woytych
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:58
CPC Classifications
B; B23; B23B; B23B39/00; B23B39/02; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T82/00; Y10T82/25; Y10T82/2529; Y10T82/30
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) | 1946-07-26 | 1947-01-25 | 1947-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-07-26 | 1951-01-25 | 1951-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-07-26 | 1955-01-25 | 1955-07-27 | $7700.00 | Window Closed / Lapsed |