US2640513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically actuated auxiliary assembly for sawmills
Assignee: CORINTH MACHINERY Co
•
Filing: 1947-08-01
•
Granted: 1953-06-02
•
Expires: 1967-08-01
Abstract
No abstract record available.
Inventors
- 👤 William H Watson
- 👤 Robert L Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:24
CPC Classifications
B; B27; B27B; B27B7/00; B27B29/00; B27B29/08; B27B29/085; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6475; Y10T83/6492; Y10T83/6499; Y10T83/6508; Y10T83/6515; Y10T83/6518; Y10T83/6584; Y10T83/6608; Y10T83/6622; Y10T83/6624; Y10T83/849; Y10T83/853; Y10T83/855; Y10T83/856; Y10T83/857; Y10T83/858; Y10T83/859
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |