Patent US2560944A successfully refreshed from Google Patents.
US2560944A
Expired / Lapsed
US
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Cooling system and apparatus for abrasive wheels
Assignee: Oliver Instrument Co
•
Filing: 1948-07-08
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Granted: 1951-07-17
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Expires: 1968-07-08
Abstract
No abstract record available.
Inventors
- 👤 Clifford L Garrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:58
CPC Classifications
B; B24; B24D; B24D5/00; B24D5/10; Y; Y10; Y10S; Y10S29/00; Y10S29/068; Y10S29/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US164692A
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US376854A
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US387555A
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US500561A
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US796466A
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US1059877A
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US1491515A
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GB210580A
Cited
DE511547C
Cited
US2167282A
Cited
US2380332A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |