Patent US3089763A successfully refreshed from Google Patents.
US3089763A
Expired / Lapsed
US
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Coated abrasives
Assignee: Saint Gobain Abrasives Inc
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Filing: 1959-12-02
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Granted: 1963-05-14
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Expires: 1979-12-02
Abstract
No abstract record available.
Inventors
- 👤 Matthew T Gladstone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:47
CPC Classifications
H; H10; H10W; H10W72/00; H10W72/20; C; C23; C23C; C23C16/00; C23C16/22; C23C16/30; C23C16/40; C23C16/401; C23C16/402; H10D; H10D99/00; H10P; H10P14/00; H10P14/60; H10P14/68; H10P32/00; H10P32/10; H10P32/14; H10P32/1404; H10P32/17; H10P32/171; H10P95/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1907088A
Cited
US2236597A
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US2357335A
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US2627145A
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US2769700A
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US2860960A
Cited
US2876087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |