Patent US4986236A successfully refreshed from Google Patents.
Patent US2104258A successfully refreshed from Google Patents.
US2104258A
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Sawing apparatus
Assignee: HUNTER STEEL Co
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Filing: 1936-04-02
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Granted: 1938-01-04
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Expires: 1956-04-02
Abstract
No abstract record available.
Inventors
- 👤 Nightingale Edward
- 👤 L T Copeland And Fidelity Comp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:24
CPC Classifications
B; B23; B23D; B23D55/00; B23D55/08; B23D55/088; B23D53/00; B23D53/005; B23D53/0051; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6592; Y10T83/707; Y10T83/7101; Y10T83/7108; Y10T83/7114; Y10T83/7145; Y10T83/7158; Y10T83/7264
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) | 1941-01-03 | 1941-07-05 | 1942-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-01-03 | 1945-07-05 | 1946-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-01-03 | 1949-07-05 | 1950-01-04 | $7700.00 | Window Closed / Lapsed |