Hilti AG
Hilti AGActive Patents
0
Total Holdings
26
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| DE3447415A1 | Dowel with plastic sleeve | Expired / Lapsed | 1984-12-24 | — | 0 | Details |
| DE3102187A1 | Expanding dowel | Expired / Lapsed | 1981-01-23 | — | 0 | Details |
| US6428256B2 | Attachment element for an anchor rod | Expired / Lapsed | 2001-03-14 | 2002-08-06 | 7 | Details |
| US5820312A | Device for transmitting impulse-like blows to a continuousl… | Expired / Lapsed | 1996-03-25 | 1998-10-13 | 15 | Details |
| US5603516A | Drilling and/or chipping tool | Expired / Lapsed | 1995-05-22 | 1997-02-18 | 11 | Details |
| US5421682A | Tool bit chucking shank | Expired / Lapsed | 1994-03-22 | 1995-06-06 | 15 | Details |
| US5324145A | Tool bit and chuck for use in percussion drilling and chise… | Expired / Lapsed | 1992-12-18 | 1994-06-28 | 8 | Details |
| US5294227A | Self-tapping screw | Expired / Lapsed | 1992-11-23 | 1994-03-15 | 7 | Details |
| US5174696A | Plug-in holder for centering drill bit | Expired / Lapsed | 1991-08-28 | 1992-12-29 | 11 | Details |
| US5000631A | Working tool holder for a drilling or chiseling device | Expired / Lapsed | 1988-12-23 | 1991-03-19 | 3 | Details |
| US4898505A | Expansion dowel assembly with an expansion cone displaceabl… | Expired / Lapsed | 1988-11-18 | 1990-02-06 | 6 | Details |
| US4893973A | Expansion dowel with axially extending projections | Expired / Lapsed | 1988-09-15 | 1990-01-16 | 11 | Details |
| US4878679A | Variably operable hand-held device | Expired / Lapsed | 1988-07-01 | 1989-11-07 | 11 | Details |
| US4809898A | Explosive charge operated tool for fastening elements | Expired / Lapsed | 1987-03-12 | 1989-03-07 | 5 | Details |
| US4775269A | Hand held tool with removable chuck | Expired / Lapsed | 1987-10-22 | 1988-10-04 | 7 | Details |
| US4655651A | Drill bit for hand-held drilling machines | Expired / Lapsed | 1985-08-08 | 1987-04-07 | 6 | Details |
| US4596503A | Expansion dowel assembly with pivotally displaceable tongues | Expired / Lapsed | 1984-11-08 | 1986-06-24 | 10 | Details |
| US4565472A | Drill for hand-held drilling devices | Expired / Lapsed | 1985-04-29 | 1986-01-21 | 11 | Details |
| US4549616A | Rock drill | Expired / Lapsed | 1984-04-05 | 1985-10-29 | 7 | Details |
| US4434859A | Hammer drill for performing rotary drilling or percussive d… | Expired / Lapsed | 1982-06-25 | 1984-03-06 | 10 | Details |
| US4366869A | Hammer drill | Expired / Lapsed | 1980-09-18 | 1983-01-04 | 8 | Details |
| US4270331A | Method of securing an expansion dowel including a metallic … | Expired / Lapsed | 1979-03-08 | 1981-06-02 | 19 | Details |
| US4197974A | Nailer | Expired / Lapsed | 1978-06-12 | 1980-04-15 | 32 | Details |
| US4157677A | Self-drilling dowel with drill head | Expired / Lapsed | 1977-10-26 | 1979-06-12 | 14 | Details |
| US3991925A | Movably mounted magazine for feeding fastening elements int… | Expired / Lapsed | 1975-07-09 | 1976-11-16 | 14 | Details |
| US3494532A | Piston return apparatus for an anchor means inserting device | Expired / Lapsed | 1967-09-01 | 1970-02-10 | 0 | Details |