US2607173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding method
Assignee: Oliver Instrument Co
•
Filing: 1947-07-26
•
Granted: 1952-08-19
•
Expires: 1967-07-26
Abstract
No abstract record available.
Inventors
- 👤 Clifford L Garrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:14
CPC Classifications
B; B24; B24B; B24B3/00; B24B3/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1469985A
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US1614225A
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US1582608A
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US1979905A
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US2049874A
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US2375619A
Cited
US2375620A
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US2331381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |