Patent US2922264A successfully refreshed from Google Patents.
US2922264A
Expired / Lapsed
US
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Method of lapping
Assignee: Syntron Co
•
Filing: 1955-02-01
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Granted: 1960-01-26
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Expires: 1975-02-01
Abstract
No abstract record available.
Inventors
- 👤 Mushrush Wilson George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:54
CPC Classifications
B; B24; B24B; B24B37/00; B24B37/04; B24B37/07; B24B37/10; B24B37/102; B24B35/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2063687A
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US2185922A
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US2161115A
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US2291268A
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US2402689A
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US2464216A
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US2554701A
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US2614369A
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US2585637A
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US2658609A
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US2700259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |