US2253453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for reducing lumber to desired lengths
Assignee: Individual
•
Filing: 1938-12-21
•
Granted: 1941-08-19
•
Expires: 1958-12-21
Abstract
No abstract record available.
Inventors
- 👤 Rufus F Van Deinse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:49
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/16; B27B5/22; B27B5/228; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6584; Y10T83/6633; Y10T83/664; Y10T83/748; Y10T83/7593; Y10T83/764
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) | 1944-08-18 | 1945-02-17 | 1945-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-08-18 | 1949-02-17 | 1949-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-08-18 | 1953-02-17 | 1953-08-19 | $7700.00 | Window Closed / Lapsed |