F04B 53/1022
Having means for guiding the closure member axially
Official title: {having means for guiding the closure member axially}
F04B53/1022 (Having means for guiding the closure member axially) appears on 213 US grants and 168 published applications in this corpus.
Search patents in F04B- Granted patents
- 213
- Published applications
- 168
- Assignees
- 113
- Inventors
- 354
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 0 |
| 2004 | 3 | 4 |
| 2005 | 3 | 0 |
| 2006 | 0 | 4 |
| 2007 | 5 | 2 |
| 2008 | 0 | 4 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 4 | 2 |
| 2013 | 5 | 3 |
| 2014 | 4 | 8 |
| 2015 | 3 | 5 |
| 2016 | 2 | 4 |
| 2017 | 4 | 9 |
| 2018 | 1 | 6 |
| 2019 | 4 | 14 |
| 2020 | 13 | 7 |
| 2021 | 10 | 13 |
| 2022 | 15 | 9 |
| 2023 | 9 | 19 |
| 2024 | 21 | 15 |
| 2025 | 22 | 20 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluid end assembly18 Aug 2026US 12,710,039 B2Kerr Machine Co.
- System and method for valve assembly28 Jul 2026US 12,692,945 B2Vulcan Industrial Holdings, LLC
- Fluid routing plug19 May 2026US 12,631,166 B2Kerr Machine Co.
- Fluid end12 May 2026US 12,624,684 B2Kerr Machine Co.
- High pressure pump31 Mar 2026US 12,590,575 B2Kerr Machine Co.
- Fluid ends and valve assemblies for high power pumps and related systems and methods1 Oct 2026US 2026/0298223 A1Vulcan Industrial Holdings, LLC
- Fluid end17 Sep 2026US 2026/0275971 A1Kerr Machine Co.
- Fluid routing plug17 Sep 2026US 2026/0275972 A1Kerr Machine Co.
- Valve seat assemblies, valve assemblies, and fluid ends for high power pumps and related methods6 Aug 2026US 2026/0226987 A1Vulcan Industrial Holdings, LLC
- Extending Life of Frac, Stimulation (acid), Gravel Packing, and Mud Pump Valves through Design and Materials: Phase & Chemistry Controlled Alloy Body with Meta Material Seals16 Jul 2026US 2026/0201786 A1
Most cited
By later US patents
- High pressure reciprocating pump apparatus214US 4,878,815 A1989
- Ultra high pressure field end for a reciprocating pump147US 5,127,807 AHalliburton Company · 1992
- Front-discharge fluid end for reciprocating pump138US 5,073,096 AHalliburton Company · 1991
- Valve guide bracket126US 4,861,241 AParker Technology, Inc. · 1989
- High pressure reciprocating pump and valve assembly therefor119US 4,768,933 A1988