B01D 46/121
V-type arrangements
B01D46/121 (V-type arrangements) appears on 214 US grants and 223 published applications in this corpus.
Search patents in B01D- Granted patents
- 214
- Published applications
- 223
- Assignees
- 107
- Inventors
- 459
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 3 |
| 2003 | 1 | 1 |
| 2004 | 2 | 8 |
| 2005 | 5 | 5 |
| 2006 | 4 | 5 |
| 2007 | 4 | 10 |
| 2008 | 5 | 6 |
| 2009 | 2 | 4 |
| 2010 | 1 | 6 |
| 2011 | 10 | 8 |
| 2012 | 2 | 15 |
| 2013 | 9 | 11 |
| 2014 | 16 | 14 |
| 2015 | 13 | 13 |
| 2016 | 11 | 6 |
| 2017 | 13 | 14 |
| 2018 | 4 | 10 |
| 2019 | 16 | 9 |
| 2020 | 5 | 11 |
| 2021 | 10 | 7 |
| 2022 | 5 | 13 |
| 2023 | 11 | 11 |
| 2024 | 9 | 14 |
| 2025 | 6 | 12 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flow grid and ambient air purification device4 Aug 2026US 12,697,572 B2MANN+HUMMEL Life Sciences & Environment Holding Singapore Pte. Ltd.
- Sorption filter device23 Jun 2026US 12,661,611 B2Mann+Hummel GmbH
- Filter having filter media sets which are arranged in a V-shaped manner and a frame9 Jun 2026US 12,649,120 B2Carl Freudenberg KG
- Filter assembly and foldable filter bank21 Apr 2026US 12,605,667 B2Carrier Corporation
- Formed filter media10 Mar 2026US 12,569,797 B2Cummins Filtration Inc.
- Paint mist removal device17 Sep 2026US 2026/0273567 A1Trinity Industrial Corporation
- Reusable multi-pocket v-bank air filter2 Jul 2026US 2026/0183690 A1K&N Engineering, Inc.
- Systems, assemblies, and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit23 Apr 2026US 2026/0110264 A1BJ Energy Solutions, LLC
- Reinforced v-bank air filter9 Apr 2026US 2026/0097332 A1K&N Engineering, Inc.
- Reusable modular multi-panel air filter9 Apr 2026US 2026/0097346 A1K&N Engineering, Inc.
Most cited
By later US patents
- Multi-panel fluid filter with equalized contaminant passages183US 6,482,247 B2Nelson Industries, Inc. · 2002
- Modular air filter housing165US 9,764,266 B12017
- Z-filter media with reverse-flow cleaning systems and methods153US 7,282,075 B2Donaldson Company, Inc. · 2007
- Air filter assembly143US 5,512,074 AFarr Company · 1996
- Multistage air cleaner including pulse cleaning system130US 7,090,711 B2Donaldson Company, Inc. · 2006