US2296967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contour sawing machine
Assignee: Continental Machines Inc
•
Filing: 1940-10-21
•
Granted: 1942-09-29
•
Expires: 1960-10-21
Abstract
No abstract record available.
Inventors
- 👤 James W Wilkie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:03
CPC Classifications
B; B23; B23D; B23D55/00; B23D55/04; B23D55/046; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6475; Y10T83/654; Y10T83/6545; Y10T83/748; Y10T83/7487; Y10T83/758
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) | 1945-09-28 | 1946-03-30 | 1946-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-28 | 1950-03-30 | 1950-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-28 | 1954-03-30 | 1954-09-29 | $7700.00 | Window Closed / Lapsed |