Patent US2482485A successfully refreshed from Google Patents.
US2482485A
Expired / Lapsed
US
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Grinding machine
Assignee: Motors Liquidation Co
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Filing: 1945-05-17
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Granted: 1949-09-20
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Expires: 1965-05-17
Abstract
No abstract record available.
Inventors
- 👤 Philip H Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:44
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/02; B24B5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US613934A
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US1055043A
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US1061241A
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US1298486A
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US1261157A
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US1384756A
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US1383941A
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US1662241A
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US2024118A
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US2341825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-19 | 1953-03-21 | 1953-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-19 | 1957-03-21 | 1957-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-19 | 1961-03-21 | 1961-09-20 | $7700.00 | Window Closed / Lapsed |