US2317568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sawing machine
Assignee: J D Wallace & Co
•
Filing: 1940-11-01
•
Granted: 1943-04-27
•
Expires: 1960-11-01
Abstract
No abstract record available.
Inventors
- 👤 John D Wallace
- 👤 Clifford H Landis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:58
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/16; B27B5/18; B27B5/20; B27B5/201; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7684; Y10T83/7693; Y10T83/7755; Y10T83/7763; Y10T83/7768; Y10T83/7772
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) | 1946-04-26 | 1946-10-26 | 1947-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-04-26 | 1950-10-26 | 1951-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-04-26 | 1954-10-26 | 1955-04-27 | $7700.00 | Window Closed / Lapsed |