US2672896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sawmill comprising two circular saws for cutting adjacent sides of cants simultaneously
Assignee: STEPHEN B KAHN
•
Filing: 1952-06-30
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Granted: 1954-03-23
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Expires: 1972-06-30
Abstract
No abstract record available.
Inventors
- 👤 Norval E Shurtliff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:13
CPC Classifications
B; B27; B27B; B27B7/00; B27B7/02; B23; B23D; B23D59/00; B23D59/001; B23D59/005; B27B31/00; B27B31/08; B27B33/00; B27B33/20; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0304; Y10T83/0311; Y10T83/0326; Y10T83/647; Y10T83/6476; Y10T83/6478
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |