F04B 53/102
Disc valves
Official title: {Disc valves}
F04B53/102 (Disc valves) appears on 434 US grants and 383 published applications in this corpus.
Search patents in F04B- Granted patents
- 434
- Published applications
- 383
- Assignees
- 250
- Inventors
- 805
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 7 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 8 |
| 2003 | 5 | 5 |
| 2004 | 6 | 14 |
| 2005 | 5 | 8 |
| 2006 | 7 | 7 |
| 2007 | 10 | 7 |
| 2008 | 6 | 5 |
| 2009 | 3 | 11 |
| 2010 | 4 | 5 |
| 2011 | 3 | 5 |
| 2012 | 7 | 5 |
| 2013 | 9 | 7 |
| 2014 | 9 | 13 |
| 2015 | 3 | 11 |
| 2016 | 5 | 14 |
| 2017 | 12 | 25 |
| 2018 | 12 | 20 |
| 2019 | 18 | 37 |
| 2020 | 23 | 23 |
| 2021 | 27 | 28 |
| 2022 | 32 | 18 |
| 2023 | 16 | 27 |
| 2024 | 27 | 25 |
| 2025 | 28 | 30 |
| 2026 | 20 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- One-way valves15 Sep 2026US 12,736,145 B2Quantum Servo Pumping Technologies Pty Ltd
- Air compressor structure8 Sep 2026US 12,729,671 B2Unik World Industrial Co., Ltd.
- Controlling suction valves of a fluid pump18 Aug 2026US 12,710,035 B2SPM Oil & Gas Inc.
- Fluid end with transition surface geometry18 Aug 2026US 12,710,038 B2Gd Energy Products, LLC
- Fluid end assembly18 Aug 2026US 12,710,039 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
- Infusion device and driving mechanism for same246US 6,805,693 B2Medtronic MiniMed, Inc. · 2004
- Infusion device and driving mechanism for same223US 7,131,967 B2Medtronic MiniMed, Inc. · 2006
- Infusion device and driving mechanism for same218US 6,997,921 B2Medtronic MiniMed, Inc. · 2006
- High pressure reciprocating pump apparatus214US 4,878,815 A1989
- Micropump with valve structure206US 5,259,737 ASeiko Epson Corporation · 1993