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US3333372A
Expired / Lapsed
US
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Abrasive belt
Assignee: PRES OU ABRASIVES Inc
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Filing: 1964-12-03
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Granted: 1967-08-01
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Expires: 1984-12-03
Abstract
No abstract record available.
Inventors
- 👤 Henry L Gianatasio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:36
CPC Classifications
B; B24; B24D; B24D11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2186001A
Cited
GB417177A
Cited
US2391731A
Cited
US2794726A
Cited
US2637956A
Cited
US3186135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |