Patent US2882654A successfully refreshed from Google Patents.
US2882654A
Expired / Lapsed
US
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Buffing wheel
Assignee: AMERICAN BUFF Co
•
Filing: 1956-07-20
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Granted: 1959-04-21
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Expires: 1976-07-20
Abstract
No abstract record available.
Inventors
- 👤 Sylvester C Mockiewicz
- 👤 James H Bacha
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:09
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/02; B24D13/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US608171A
Cited
CA493451A
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US2767524A
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US1697442A
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US1954655A
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US1976380A
Cited
US2004623A
Cited
US2140208A
Cited
US2106610A
Cited
US2519275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |