US2764238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for supplying power to rotating shearing blades
Assignee: CAINE STEEL Co
•
Filing: 1954-02-15
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Granted: 1956-09-25
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Expires: 1974-02-15
Abstract
No abstract record available.
Inventors
- 👤 Samuel E Rusinoff
- 👤 Richard M Schumacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:17
CPC Classifications
B; B23; B23D; B23D25/00; B23D25/12; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4775; Y10T83/4795; Y10T83/483
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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |