E21F 17/02
Suspension devices for tubes or the like
Official title: Suspension devices for tubes or the like, e.g. for ventilating ducts (supporting pipes, cables or protective tubing in general F16L3/00 - F16L7/00)
E21F17/02 (Suspension devices for tubes or the like) appears on 50 US grants and 18 published applications in this corpus.
Search patents in E21F- Granted patents
- 50
- Published applications
- 18
- Assignees
- 36
- Inventors
- 73
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 2 | 0 |
| 2008 | 2 | 2 |
| 2009 | 1 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Method for festooning a power cable22 Oct 2024US 12,126,150 B2Prysmian S P A.
- Pipe hanging system13 Dec 2022US 11,525,526 B1
- Reaming and self-rotating anchor rod and using method thereof2 Feb 2021US 10,907,474 B2China University of Mining and Technology
- Automated device for drilling a hole in the vault and walls of a tunnel and for installing an anchoring element into said hole19 Nov 2019US 10,480,319 B2Bouygues Travaux Publics
- Method for Festooning a Power Cable5 Jan 2023US 2023/0006429 A1Prysmian S P A.
- Connection device and system for suspending a monorail beam from a roof bolt13 Oct 2022US 2022/0325626 A1Sandvik Mining and Construction Oy
- Reaming and Self-Rotating Anchor Rod and Using Method Thereof6 Aug 2020US 2020/0248552 A1China University of Mining and Technology
- Full-roadway full-process full-cross-section surface deformation monitoring device and method27 Dec 2018US 2018/0371907 A1China University of Mining and Technology
- Automated device for drilling a hole in the vault and walls of a tunnel and for installing an anchoring element into said hole22 Mar 2018US 2018/0080322 A1Bouygues Travaux Publics
Most cited
By later US patents