Patent US2883807A successfully refreshed from Google Patents.
US2883807A
Expired / Lapsed
US
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Segmental bonded abrasive bodies
Assignee: Individual
•
Filing: 1956-09-18
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Granted: 1959-04-28
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Expires: 1976-09-18
Abstract
No abstract record available.
Inventors
- 👤 Titcomb Albert Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:36
CPC Classifications
B; B24; B24D; B24D7/00; B24D7/06; B24D7/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1027536A
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US1133475A
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US1743604A
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US1868492A
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US1924773A
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US2442129A
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US2557047A
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US2541844A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |