Patent US3048160A successfully refreshed from Google Patents.
US3048160A
Expired / Lapsed
US
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Attachment of cutting elements to wear resistant blades
Assignee: Trurun Inc
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Filing: 1960-09-26
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Granted: 1962-08-07
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Expires: 1980-09-26
Abstract
No abstract record available.
Inventors
- 👤 George O Griffin
- 👤 Ellsworth S Hanshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:17
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/12; B28D1/121; B23; B23D; B23D61/00; B23D61/02; B23D61/025; B23D61/026; B23D65/00; B24; B24D; B24D18/00; B24D5/00; B24D5/12; B24D5/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2798474A
Cited
US2763258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |