Kennametal Inc
KennametalActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US5167478A | Tool holder with radial tool change mechanism | Expired / Lapsed | 1990-04-03 | 1992-12-01 | 43 | Details |
| US4984940A | Multilayer coated cemented carbide cutting insert | Expired / Lapsed | 1990-01-08 | 1991-01-15 | 15 | Details |
| US4298208A | Spring actuated chuck | Expired / Lapsed | 1980-01-31 | 1981-11-03 | 20 | Details |
| US4135418A | Clamping device | Expired / Lapsed | 1977-10-31 | 1979-01-23 | 50 | Details |
| US3853422A | Adjustable boring bar | Expired / Lapsed | 1973-11-02 | 1974-12-10 | 4 | Details |
| US3743307A | Spring actuated chuck | Expired / Lapsed | 1971-07-15 | 1973-07-03 | 2 | Details |
| US3728037A | Adjustable floating reamer | Expired / Lapsed | 1971-11-04 | 1973-04-17 | 10 | Details |
| US3529718A | Package for bar like articles | Expired / Lapsed | 1968-10-23 | 1970-09-22 | 0 | Details |
| US2648125A | Process for the explosive pressing of powdered compositions | Expired / Lapsed | 1947-08-06 | 1953-08-11 | 0 | Details |
| US2598581A | Cutting tool | Expired / Lapsed | 1948-09-04 | 1952-05-27 | 0 | Details |