F16K 27/047
With wedge-shaped obturating members
Official title: {with wedge-shaped obturating members}
F16K27/047 (With wedge-shaped obturating members) appears on 47 US grants and 37 published applications in this corpus.
Search patents in F16K- Granted patents
- 47
- Published applications
- 37
- Assignees
- 34
- Inventors
- 79
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 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 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 2 | 4 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 3 |
| 2022 | 8 | 7 |
| 2023 | 3 | 5 |
| 2024 | 3 | 1 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vacuum valve7 Jul 2026US 12,674,522 B2Pfeiffer Vacuum Technology AG
- Gate valve24 Jun 2025US 12,338,908 B2Kennedy Valve Company
- Valve device14 Jan 2025US 12,196,327 B2Denso Corporation
- Electromagnetically activated rising stem valve14 Jan 2025US 12,196,336 B2MagDrive Technologies, Inc.
- Valve body with bypass16 Apr 2024US 11,959,558 B2Mueller International, LLC
- Vacuum valve30 Oct 2025US 2025/0334202 A1Pfeiffer Vacuum Technology AG
- Electromagnetically activated rising stem valve8 May 2025US 2025/0146593 A1MagDrive Technologies, Inc.
- Electromagnetically activated rising stem valve18 Jul 2024US 2024/0240727 A1MagDrive Technologies, Inc.
- Gate Valve7 Dec 2023US 2023/0392696 A1Kennedy Valve Company
- Improvements in pipeline networks28 Sep 2023US 2023/0304622 A1Pipe Transformations Ltd
Most cited
By later US patents
- Insertion valve and installation method23US 7,225,827 B2Occlude · 2007
- Gate valve17US 4,225,115 AU-Brand Corporation · 1980
- Valve stem and method of manufacturing, improved stem packing17US 6,250,604 B1T & R Solutions, Inc. · 2001
- Cartridge-type valve15US 4,460,012 AJgc Corporation · 1984
- Gate valve structure12US 3,957,245 AMueller Co. · 1976