F05B 2240/52
Axial thrust bearings
F05B2240/52 (Axial thrust bearings) appears on 99 US grants and 71 published applications in this corpus.
Search patents in F05B- Granted patents
- 99
- Published applications
- 71
- Assignees
- 49
- Inventors
- 167
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 4 |
| 2010 | 1 | 1 |
| 2011 | 2 | 4 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 3 | 3 |
| 2017 | 2 | 3 |
| 2018 | 4 | 2 |
| 2019 | 3 | 10 |
| 2020 | 5 | 7 |
| 2021 | 6 | 14 |
| 2022 | 11 | 5 |
| 2023 | 9 | 2 |
| 2024 | 3 | 4 |
| 2025 | 5 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thrust bearing with tilting pad2 Jun 2026US 12,644,365 B2Halliburton Energy Services.Inc.
- Operationally reliable bearing assembly for a pitch tube of a wind turbine11 Nov 2025US 12,467,436 B2Flender GmbH
- Fuel compositions from light tight oils and high sulfur fuel oils22 Apr 2025US 12,281,268 B2Mawetal LLC
- Fuel compositions from light tight oils and high sulfur fuel oils15 Apr 2025US 12,275,903 B2Mawetal LLC
- Fuel compositions from light tight oils and high sulfur fuel oils15 Apr 2025US 12,275,904 B2Mawetal LLC
- Thrust bearing with tilting pad14 May 2026US 2026/0132704 A1Halliburton Energy Services.Inc.
- Operationally reliable bearing assembly for a pitch tube of a wind turbine21 Aug 2025US 2025/0264090 A1Flender GmbH
- Fuel compositions from light tight oils and high sulfur fuel oils24 Oct 2024US 2024/0352353 A1Mawetal LLC
- Fuel compositions from light tight oils and high sulfur fuel oils24 Oct 2024US 2024/0352354 A1Mawetal LLC
- Fuel compositions from light tight oils and high sulfur fuel oils24 Oct 2024US 2024/0352355 A1Mawetal LLC
Most cited
By later US patents
- Energy conversion systems and methods405US 10,060,473 B2Oceana Energy Company · 2018
- Active magnetic bearing system for blood pump319US 6,264,635 B1Kriton Medical, Inc. · 2001
- Axially coupled flat magnetic pump81US 5,332,374 A1994
- Abrasion resistant centrifugal pump54US 5,722,812 ABaker Hughes Incorporated · 1998
- Thrust bearing for multistage centrifugal pumps51US 6,309,174 B1Fluid Equipment Development Company, LLC · 2001