F16K 1/48
Attaching valve members to screw-spindles
F16K1/48 (Attaching valve members to screw-spindles) appears on 184 US grants and 188 published applications in this corpus.
Search patents in F16K- Granted patents
- 184
- Published applications
- 188
- Assignees
- 115
- Inventors
- 409
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 4 |
| 2005 | 2 | 3 |
| 2006 | 2 | 4 |
| 2007 | 0 | 5 |
| 2008 | 3 | 2 |
| 2009 | 0 | 4 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 4 |
| 2013 | 4 | 6 |
| 2014 | 3 | 8 |
| 2015 | 6 | 4 |
| 2016 | 7 | 5 |
| 2017 | 2 | 6 |
| 2018 | 8 | 15 |
| 2019 | 14 | 21 |
| 2020 | 20 | 8 |
| 2021 | 11 | 17 |
| 2022 | 14 | 20 |
| 2023 | 15 | 12 |
| 2024 | 14 | 16 |
| 2025 | 12 | 9 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve head structure and flow regulating valve with valve head structure29 Sep 2026US 12,747,794 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- System and method for valve assembly28 Jul 2026US 12,692,945 B2Vulcan Industrial Holdings, LLC
- System and method for attaching a poppet to an electromechanical actuator apparatus5 May 2026US 12,618,302 B2Bench Tree Group, LLC
- Cryogenic fluid shut-off valve7 Apr 2026US 12,595,852 B2Engineered Controls International, LLC
- Polycrystalline diamond assemblies with cast mounting elements10 Mar 2026US 12,571,482 B2Schlumberger Technology Corporation
- Electronic expansion valve13 Aug 2026US 2026/0235209 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Electronic expansion valve6 Aug 2026US 2026/0226995 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Slam-shut valves and controller devices for slam-shut valves6 Aug 2026US 2026/0226998 A1Emerson Process Management Regulator Technologies, Inc.
- Electronic expansion valve6 Aug 2026US 2026/0227106 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Solenoid valve and assembly method therefor30 Jul 2026US 2026/0218808 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- Magnetically actuated valve45US 4,452,423 AMartin Marietta Corporation · 1984
- Swivel valve34US 4,408,745 AAmerican Standard Inc. · 1983
- Choke and improved needle tip therefor29US 4,705,062 ACameron Iron Works, Inc. · 1987
- Seating seal means for disc-type valve26US 4,923,173 AVilter Manufacturing Corporation · 1990
- Valve-strainer housings and assemblies25US 4,550,896 A1985