B01D 46/0046
Provoking a tangential stream
Official title: {provoking a tangential stream (B01D46/0045 takes precedence)}
B01D46/0046 (Provoking a tangential stream) appears on 143 US grants and 136 published applications in this corpus.
Search patents in B01D- Granted patents
- 143
- Published applications
- 136
- Assignees
- 66
- Inventors
- 247
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 2 |
| 2009 | 2 | 6 |
| 2010 | 1 | 6 |
| 2011 | 1 | 5 |
| 2012 | 4 | 6 |
| 2013 | 5 | 9 |
| 2014 | 8 | 5 |
| 2015 | 8 | 14 |
| 2016 | 6 | 7 |
| 2017 | 9 | 6 |
| 2018 | 1 | 3 |
| 2019 | 5 | 7 |
| 2020 | 9 | 20 |
| 2021 | 6 | 9 |
| 2022 | 11 | 10 |
| 2023 | 9 | 3 |
| 2024 | 12 | 6 |
| 2025 | 6 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drying of filter elements in a filter system24 Mar 2026US 12,582,931 B2Simatek A/S
- Assemblies; components and filter features thereof; and, methods of use and assembly21 Oct 2025US 12,447,430 B2Donaldson Company, Inc.
- Filter assembly and method19 Aug 2025US 12,390,754 B2Transportation IP Holdings, LLC
- Low restriction air filter13 May 2025US 12,296,291 B2Cummins Filtration Inc.
- Pulse ring assembly for air cleaner systems and methods thereof4 Mar 2025US 12,239,934 B2Donaldson Company, Inc.
- Modular air filter assembly5 Feb 2026US 2026/0034487 A1Caterpillar Inc.
- Filter assembly and method15 Jan 2026US 2026/0014505 A1Transportation IP Holdings, LLC
- Low restriction air filter19 Jun 2025US 2025/0196045 A1Cummins Filtration Inc.
- Filter Elements, Air Cleaner Assemblies, and Methods of Use and Assembly1 May 2025US 2025/0135384 A1Donaldson Company, Inc.
- Filter system and filter element20 Feb 2025US 2025/0058260 A1Mann+Hummel GmbH
Most cited
By later US patents
- Cylindrical air filter with radially directed seal258US 5,547,480 ADonaldson Company, Inc. · 1996
- Air filter especially for cleaning combustion air for internal combustion engines127US 5,893,937 AFilterwerk Mann & Hummel GmbH · 1999
- Cylindrical air filter with radially directed seal107US 5,863,313 ADonaldson Company, Inc. · 1999
- Air cleaner having anti-rotational arrangement and methods80US 8,163,056 B2Donaldson Company, Inc. · 2012
- Air cleaner and deflecting intake tube77US 4,491,460 ADonaldson Company, Inc. · 1985