B01D 2279/60
Filters adapted for separating dispersed particles from gases or vapours specially modified
Official title: for the intake of internal combustion engines or turbines
B01D2279/60 (Filters adapted for separating dispersed particles from gases or vapours specially modified) appears on 857 US grants and 853 published applications in this corpus.
Search patents in B01D- Granted patents
- 857
- Published applications
- 853
- Assignees
- 240
- Inventors
- 1,387
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 13 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 13 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 10 | 0 |
| 2001 | 19 | 8 |
| 2002 | 23 | 23 |
| 2003 | 14 | 16 |
| 2004 | 23 | 26 |
| 2005 | 12 | 23 |
| 2006 | 15 | 23 |
| 2007 | 14 | 18 |
| 2008 | 8 | 18 |
| 2009 | 17 | 28 |
| 2010 | 12 | 23 |
| 2011 | 26 | 30 |
| 2012 | 22 | 21 |
| 2013 | 23 | 14 |
| 2014 | 21 | 28 |
| 2015 | 15 | 28 |
| 2016 | 25 | 15 |
| 2017 | 19 | 63 |
| 2018 | 20 | 54 |
| 2019 | 48 | 56 |
| 2020 | 65 | 77 |
| 2021 | 45 | 62 |
| 2022 | 64 | 55 |
| 2023 | 53 | 55 |
| 2024 | 62 | 36 |
| 2025 | 31 | 33 |
| 2026 | 17 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Filter element and filter device27 Aug 2026US 2026/0249224 A1Mann+Hummel GmbH
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Most cited
By later US patents
- Filter arrangement; sealing system; and methods402US 6,190,432 B1Donaldson Company, Inc. · 2001
- Conical filter341US 5,902,364 ADonaldson Company, Inc. · 1999
- Filter arrangement; sealing system; and methods288US 6,350,291 B1Donaldson Company, Inc. · 2002
- Filter element, air cleaner, and methods268US 6,348,084 B1Donaldson Company, Inc. · 2002
- Filter arrangement and methods250US 6,348,085 B1Donaldson Company, Inc. · 2002