B01D 29/114
Arranged for inward flow filtration
Official title: {arranged for inward flow filtration (B01D29/15, B01D29/33 take precedence)}
B01D29/114 (Arranged for inward flow filtration) appears on 799 US grants and 596 published applications in this corpus.
Search patents in B01D- Granted patents
- 799
- Published applications
- 596
- Assignees
- 509
- Inventors
- 1,547
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 11 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 10 | 0 |
| 1981 | 15 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 15 | 0 |
| 1986 | 17 | 0 |
| 1987 | 16 | 0 |
| 1988 | 16 | 0 |
| 1989 | 18 | 0 |
| 1990 | 22 | 0 |
| 1991 | 23 | 0 |
| 1992 | 20 | 0 |
| 1993 | 19 | 0 |
| 1994 | 11 | 0 |
| 1995 | 23 | 0 |
| 1996 | 20 | 0 |
| 1997 | 22 | 0 |
| 1998 | 22 | 0 |
| 1999 | 14 | 0 |
| 2000 | 18 | 0 |
| 2001 | 25 | 8 |
| 2002 | 22 | 20 |
| 2003 | 23 | 25 |
| 2004 | 15 | 24 |
| 2005 | 12 | 26 |
| 2006 | 14 | 16 |
| 2007 | 8 | 21 |
| 2008 | 7 | 16 |
| 2009 | 7 | 21 |
| 2010 | 13 | 32 |
| 2011 | 16 | 29 |
| 2012 | 18 | 14 |
| 2013 | 14 | 22 |
| 2014 | 10 | 25 |
| 2015 | 19 | 18 |
| 2016 | 14 | 24 |
| 2017 | 15 | 30 |
| 2018 | 27 | 37 |
| 2019 | 27 | 28 |
| 2020 | 23 | 32 |
| 2021 | 25 | 15 |
| 2022 | 17 | 27 |
| 2023 | 20 | 20 |
| 2024 | 13 | 27 |
| 2025 | 17 | 28 |
| 2026 | 15 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Plant and method for recycling and filtering rolling oil1 Sep 2026US 12,722,104 B2Fives Dms
- Filter apparatus with vented core, electrostatic discharge mitigation, or both18 Aug 2026US 12,708,867 B2Entegris, Inc.
- Machine for processing liquid or semi-liquid food products11 Aug 2026US 12,702,144 B2Ali Group S.R.L.—Carpigiani
- Cyclone separator and dishwasher4 Aug 2026US 12,697,628 B2Guangdong Midea White Home Appliance Technology Innovation Center Co., Ltd.
- Filter device for removing particles from a fluid28 Jul 2026US 12,691,458 B2Mst Nl B.V.
- Filter device for removing particles from a fluid1 Oct 2026US 2026/0295603 A1Mst Nl B.V.
- Multistage filter with hydrophobic screen23 Jul 2026US 2026/0208080 A1Atmus Filtration Inc.
- Removable Cartridge Design with Threaded Center Tube2 Jul 2026US 2026/0183684 A1Parker-Hannifin Corporation
- Rigid filter screen25 Jun 2026US 2026/0175146 A1
- Filter cartridge, and method of retrofitting filter housing14 May 2026US 2026/0131266 A1Entegris, Inc.
Most cited
By later US patents
- Quick-change filter cartridge and head therefor175US 4,735,716 ACuno Corporated · 1988
- Method and apparatus for testing the integrity of filter elements142US 5,417,101 APall Corporation · 1995
- Quick-change filter cartridge and head therefor130US 4,877,521 ACuno Incorporated · 1989
- Oil filter pack and assembly116US 6,048,454 A2000
- Method of back-washing submerged-type ceramic membrane separation apparatus106US 5,647,988 AKubota Corporation · 1997