| 2024/0417,954 | APPARATUS AND METHOD FOR INSTALLING SUBSURFACE TUBING | Sep 02, 24 | Dec 19, 24 | Not available |
| 2024/0295,284 | PIPE LOOSENING DEVICE AND METHOD | May 13, 24 | Sep 05, 24 | Not available |
| 2024/0167,584 | CONDUIT GUIDE FOR CONDUIT LAYING MACHINE | Oct 19, 23 | May 23, 24 | ROBERTS WELDING & FABRICATING LTD. |
| 2023/0349,489 | METHOD AND APPARATUS FOR EXTRACTION OF SUBTERRANEAN PIPE | Apr 27, 23 | Nov 02, 23 | Not available |
| 2022/0325,825 | SYSTEM AND METHOD FOR EXTRACTING A BURIED PIPE | Jun 28, 22 | Oct 13, 22 | Not available |
| 2021/0254,753 | METHODS AND APPARATUS FOR PULLING FLEXIBLE PIPE | Nov 10, 20 | Aug 19, 21 | Not available |
| 2021/0107,074 | Pipe Slitting Machine With Rope Storage Reel | Sep 16, 20 | Apr 15, 21 | Not available |
| 2020/0173,597 | WINCH BOOM AND METHOD FOR TRENCHLESS REPLACEMENT | Jan 30, 20 | Jun 04, 20 | Not available |
| 2020/0116,278 | Pipeline Installation System | Oct 16, 19 | Apr 16, 20 | TB Services, LLC |
| 2020/0056,725 | System And Method For Extracting A Buried Pipe | Aug 13, 19 | Feb 20, 20 | Not available |
| 2019/0383,425 | PULLHEAD DEVICE AND METHOD OF USE | Apr 26, 19 | Dec 19, 19 | Not available |
| 2018/0058,607 | PULLHEAD DEVICE AND METHOD OF USE | Aug 31, 17 | Mar 01, 18 | Not available |
| 2018/0051,826 | Pipe Pulling Head | Aug 22, 16 | Feb 22, 18 | Not available |
| 2018/0045,334 | LEAD SERVICE WATER PIPE LINE REMOVAL APPARATUS AND METHOD | Aug 11, 17 | Feb 15, 18 | Not available |
| 2017/0219,123 | UNDERGROUND PIPE PULLING PROCESS AND PIPE PULL HEAD | Jan 29, 16 | Aug 03, 17 | BOREHEAD, LLC |
| 2015/0276,090 | Casing Puller | Jun 15, 15 | Oct 01, 15 | Southeast Directional Drilling, LLC |
| 2015/0078,832 | Pipeline Lifting and Supporting Apparatus For Maintenance and Restoration Purposes | Jan 30, 13 | Mar 19, 15 | KAL-SAL WORKS LTD. |
| 2014/0363,237 | APPARATUS AND METHOD FOR BURYING ELONGATE MEMBER | Dec 21, 12 | Dec 11, 14 | IHC ENGINEERING BUSINESS LIMITED |
| 2014/0334,878 | OFFSET TRENCHING METHODS AND APPARATUS, AND VOID RESTORATION METHODS, APPARATUS AND MATERIALS IN CONNECTION WITH SAME | Mar 11, 14 | Nov 13, 14 | CERTUSVIEW TECHNOLOGIES, LLC |
| 2014/0334,882 | Hand tool that digs a shallow trench and places drip irrigation tubing | May 09, 13 | Nov 13, 14 | Not available |