Patent US3417511A successfully refreshed from Google Patents.
US3417511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Belt sander
Assignee: GW Murphy Industries Inc
•
Filing: 1965-04-15
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Granted: 1968-12-24
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Expires: 1985-04-15
Abstract
No abstract record available.
Inventors
- 👤 Edmond C Dudek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:06
CPC Classifications
B; B24; B24B; B24B23/00; B24B23/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1601913A
Cited
US2129280A
Cited
US2106535A
Cited
US2262978A
Cited
US2621453A
Cited
US3176436A
Cited
US3148556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |