Class E02F : DREDGING; SOIL-SHIFTING
Subclass 3/10: Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D) mechanically-driven with digging elements on an endless chain (conveyers B65G) with tools that only loosen the material
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11286637 | Trench cutter and method for producing a cut trench in the soil | Apr 15, 19 | Mar 29, 22 | Bauer Maschinen GmbH |
| 10557242 | Lubricated soil mixing systems and methods | Oct 27, 17 | Feb 11, 20 | Not available |
| 10352163 | Cutter assembly with freewheeling cutting elements | Sep 28, 16 | Jul 16, 19 | Not available |
| 10119246 | Vehicle with non-symmetrical drive members | Aug 17, 17 | Nov 06, 18 | The Charles Machine Works, Inc. |
| 9828737 | Lubricated soil mixing systems and methods | Jun 12, 15 | Nov 28, 17 | Not available |
| 9828742 | Cutter assembly with freewheeling cutting elements | Jan 30, 15 | Nov 28, 17 | Not available |
| 9739034 | Vehicle with non-symmetrical drive members | Aug 12, 14 | Aug 22, 17 | The Charles Machine Works, Inc. |
| 9085872 | Lubricated soil mixing system and methods | Jun 01, 12 | Jul 21, 15 | Not available |
| 8966790 | Device for digging a trench | Jan 25, 13 | Mar 03, 15 | Sterk Cellar Murum B.V. |
| 7937857 | Ground-working machine | Jan 03, 08 | May 10, 11 | Not available |
| 6948265 | Excavation apparatus | Jan 22, 04 | Sep 27, 05 | VERMEER MANUFACTURING COMPANY |
| 6725579 | Excavation apparatus | Aug 27, 02 | Apr 27, 04 | VERMEER MANUFACTURING COMPANY |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0034,837 | MULTI-TOOL CUTTING ASSEMBLY | Jul 28, 23 | Jan 30, 25 | Kennametal Inc. |
| 2020/0123,728 | LUBRICATED SOIL MIXING SYSTEMS AND METHODS | Dec 20, 19 | Apr 23, 20 | Not available |
| 2019/0376,253 | Chain Cutter for Excavating Rock/Soil and Its Application | Jan 13, 18 | Dec 12, 19 | Not available |
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