B25D 9/20
Involving a tubular-type slide valve
Official title: involving a tubular-type slide valve
B25D9/20 (Involving a tubular-type slide valve) appears on 80 US grants and 59 published applications in this corpus.
Search patents in B25D- Granted patents
- 80
- Published applications
- 59
- Assignees
- 40
- Inventors
- 96
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 4 |
| 2004 | 2 | 1 |
| 2005 | 2 | 3 |
| 2006 | 4 | 3 |
| 2007 | 4 | 5 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 5 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 6 | 2 |
| 2015 | 1 | 4 |
| 2016 | 0 | 4 |
| 2017 | 3 | 6 |
| 2018 | 6 | 0 |
| 2019 | 4 | 1 |
| 2020 | 3 | 4 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 4 |
| 2024 | 3 | 0 |
| 2025 | 3 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Trigger valves for pressurized fluid operated devices7 Oct 2025US 12,434,366 B2Globalforce IP Limited
- Valve cylinder, impact device and method2 Sep 2025US 12,404,725 B2Sandvik Mining and Construction Oy
- Exhaust valves for pressurised fluid operated devices22 Jul 2025US 12,365,070 B2Globalforce IP Limited
- Hydraulic breaker8 Oct 2024US 12,109,674 B2Hyundai Everdigm Corporation
- Hydraulic hammering device27 Aug 2024US 12,070,844 B2Furukawa Rock Drill Co., Ltd.
- Control valve and impact device12 Jun 2025US 2025/0187166 A1Sandvik Mining and Construction Oy
- Valve cylinder, impact device and method23 Jan 2025US 2025/0027368 A1Sandvik Mining and Construction Oy
- Switching means of working fluid24 Aug 2023US 2023/0265939 A1BBG Baugeräte GmbH
- Improvements in, or relating to, exhaust valves for pressurised fluid operated devices16 Mar 2023US 2023/0078504 A1Globalforce IP Limited
- Improvements in, or relating to, trigger valves for pressurised fluid operated devices2 Mar 2023US 2023/0065490 A1Globalforce IP Limited
Most cited
By later US patents