E02F 5/04
With digging screws
Official title: with digging screws {(E02F5/109 takes precedence; with digging screws per se E02F3/06)}
E02F5/04 (With digging screws) appears on 25 US grants and 19 published applications in this corpus.
Search patents in E02F- Granted patents
- 25
- Published applications
- 19
- Assignees
- 18
- Inventors
- 52
- Latest grant
- 8 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for laying pipes in the ground8 Oct 2024US 12,110,795 B2Spiderplow Rohr—& Kabelpflug GmbH
- Hollow boring auger9 Jan 2024US 11,866,906 B2
- Assembly for moving excavation or drilling equipment and actuating method therefor4 Oct 2022US 11,459,826 B2Soilmec S.p.A.
- Systems and methods for laying underground fiber optic cable9 Feb 2021US 10,914,052 B1Facebook, Inc.
- System and method for laying an underwater pipeline on a bed of a body of water17 Dec 2019US 10,508,414 B2Saipem S.P.A.
- Device for laying pipes in the ground8 Aug 2024US 2024/0263524 A1Spiderplow Rohr—& Kabelpflug GmbH
- Systems and methods for laying underground fiber optic cable28 Jan 2021US 2021/0025128 A1Facebook, Inc.
- Assembly for moving excavation or drilling equipment and actuating method therefor10 Dec 2020US 2020/0386052 A1Soilmec S.p.A.
- Vertical cutter16 Apr 2020US 2020/0115885 A1
- Hollow boring auger29 Mar 2018US 2018/0087238 A1
Most cited
By later US patents
- Device for embedding objects such as continuous pipes into water bottoms17US 3,995,439 AO&K Orenstein & Koppel Aktiengesellschaft · 1976
- Trencher plow for laying pipe15US 6,299,381 B12001
- Trencher assembly utilizing a direct drive motor14US 6,249,993 B1Caterpillar SARL · 2001
- Method and apparatus for entrenching an enlongated under-water structure12US 4,395,158 A1983
- Method and system for laying pipe through the use of a plow12US 6,821,054 B2Horizon Vessels, Inc. · 2004