Patent US2867250A successfully refreshed from Google Patents.
US2867250A
Expired / Lapsed
US
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Disc cutting attachment for band saws
Assignee: Robert Mitchell Co Ltd
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Filing: 1957-03-19
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Granted: 1959-01-06
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Expires: 1977-03-19
Abstract
No abstract record available.
Inventors
- 👤 Guilbault Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:42
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/52; B23D; B23D59/00; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6545; Y10T83/687; Y10T83/6905; Y10T83/691; Y10T83/6915; Y10T83/707; Y10T83/7195
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US300975A
Cited
US2394789A
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US2594277A
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US2625965A
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US2678070A
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US2745447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |