US3557416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting insert
Assignee: Kennametal Inc
•
Filing: 1968-08-16
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Granted: 1971-01-26
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Expires: 1988-08-16
Abstract
Abstract THE INVENTION CONCERNS THROW AWAY CUTTING INSERTS HAVING POSITIVE VALUE AND ESPECIALLY USEFUL FOR PROFILING OPERATIONS. THE INSERTS ARE MOLDED AND HAVE AN INCLUDED ANGLE AT THE POINTS OF FROM ABOUT 25* UP TO ABOUT 55*.
Inventors
- 👤 Dennis G Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:08
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/141; B23B27/143; B23B2200/00; B23B2200/08; B23B2200/083; B23B2200/20; B23B2200/202; Y; Y10; Y10T; Y10T407/00; Y10T407/23; Y10T407/235
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |