B01D 24/004
Arranged concentrically or coaxially
Official title: {arranged concentrically or coaxially}
B01D24/004 (Arranged concentrically or coaxially) appears on 34 US grants and 17 published applications in this corpus.
Search patents in B01D- Granted patents
- 34
- Published applications
- 17
- Assignees
- 25
- Inventors
- 65
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
| 2025 | 2 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for filtering amniotic fluid11 Nov 2025US 12,465,878 B2Amniotics AB
- Mesh filter for fuel supply system of vehicle11 Feb 2025US 12,220,653 B2Hyundai Motor Company
- Water purification housing and rainwater purification system using the same25 Jun 2024US 12,017,160 B2
- Integrated grommet filter25 Jun 2024US 12,018,606 B1Caterpillar Inc.
- Liquid treatment device5 Dec 2023US 11,833,452 B2Canpro Water Treatment Inc.
- Split resin bed, low pressure drop, and replaceable cartridge deionization filter20 Aug 2026US 2026/0241312 A1Atmus Filtration Inc.
- Multi-zone filtration device for a down-flow hydroprocessing reactor21 May 2026US 2026/0138057 A1
- Modular filter system25 Sep 2025US 2025/0296020 A1
- Liquid filtration cartridge and a system for liquied filtration11 Sep 2025US 2025/0281856 A1
- Composite filter and water purifier having same23 Jan 2025US 2025/0025811 A1Coway Co., Ltd.
Most cited
By later US patents
- Water clarifying apparatus57US 4,931,175 ALenox Institute for Research, Inc. · 1990
- Process for continuous contacting of fluids and solids53US 4,808,317 AAdvanced Separation Technologies Incorporated · 1989
- Apparatus and method for clarification of water using combined flotation and filtration processes50US 4,377,485 ALenox Institute for Research, Inc. · 1983
- Apparatus for clarification of water39US 4,626,345 ALenox Institute for Research, Inc. · 1986
- Filter for liquids, in particular internal-combustion engine lubricant oils35US 5,589,060 AKnecht Filterwerke GmbH · 1996