B01D 39/16
Of organic material
Official title: of organic material, e.g. synthetic fibres
B01D39/16 (Of organic material) appears on 2,934 US grants and 3,543 published applications in this corpus.
Search patents in B01D- Granted patents
- 2,934
- Published applications
- 3,543
- Assignees
- 1,560
- Inventors
- 7,111
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 11 | 0 |
| 1978 | 23 | 0 |
| 1979 | 21 | 0 |
| 1980 | 21 | 0 |
| 1981 | 24 | 0 |
| 1982 | 14 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 17 | 0 |
| 1986 | 28 | 0 |
| 1987 | 27 | 0 |
| 1988 | 19 | 0 |
| 1989 | 28 | 0 |
| 1990 | 31 | 0 |
| 1991 | 18 | 0 |
| 1992 | 37 | 0 |
| 1993 | 48 | 0 |
| 1994 | 42 | 0 |
| 1995 | 62 | 0 |
| 1996 | 40 | 0 |
| 1997 | 71 | 0 |
| 1998 | 84 | 0 |
| 1999 | 86 | 0 |
| 2000 | 76 | 0 |
| 2001 | 68 | 29 |
| 2002 | 73 | 82 |
| 2003 | 66 | 104 |
| 2004 | 67 | 106 |
| 2005 | 63 | 105 |
| 2006 | 64 | 103 |
| 2007 | 38 | 90 |
| 2008 | 36 | 97 |
| 2009 | 36 | 94 |
| 2010 | 42 | 135 |
| 2011 | 74 | 112 |
| 2012 | 80 | 97 |
| 2013 | 67 | 115 |
| 2014 | 67 | 113 |
| 2015 | 72 | 125 |
| 2016 | 74 | 159 |
| 2017 | 75 | 133 |
| 2018 | 65 | 143 |
| 2019 | 122 | 173 |
| 2020 | 120 | 186 |
| 2021 | 119 | 262 |
| 2022 | 113 | 265 |
| 2023 | 105 | 259 |
| 2024 | 135 | 183 |
| 2025 | 140 | 156 |
| 2026 | 98 | 117 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Control center box and flexible bathtub6 Oct 2026US 12,751,582 B2Jiaxing Virpol Sanitary Ware co., LTD.
- Substrate treatments29 Sep 2026US 12,746,490 B2Donaldson Company, Inc.
- Polyethersulfone fiber webs22 Sep 2026US 12,741,243 B2Hollingsworth & Vose Company
- Flue gas filtration media8 Sep 2026US 12,728,374 B2Ahlstrom Oyj
- Two stage filter cartridge with an expandable frame facilitating replacement of the filter media1 Sep 2026US 12,722,105 B2Nanodocks Technology Limited
- Multifunctional filter materials8 Oct 2026US 2026/0305741 A1Khalifa University of Science and Technology
- Filtering device and reaction vessel and method for manufacturing aqueous slurry using the same8 Oct 2026US 2026/0306972 A1Umicore Battery Materials Finland Oy
- Method of filtration of particulated systems with injection of nanobubbles, and, use8 Oct 2026US 2026/0306978 A1Universidade Federal Do Rio Grande Do Sul—Ufrgs
- Filter material, method for producing the filter material, and use of melt-blown polypropylene fibers8 Oct 2026US 2026/0306979 A1Carl Freudenberg KG
- Sanitary mask sheet17 Sep 2026US 2026/0272077 A1Kao Corporation
Most cited
By later US patents
- Melt-blown fibrous web1,019US 5,582,907 APall Corporation · 1996
- Blood filter and method of filtration941US 5,190,657 ALydall, Inc. · 1993
- Web of blended microfibers and crimped bulking fibers445US 4,118,531 AMinnesota Mining and Manufacturing Company · 1978
- Melt-blown fibrous electrets387US 4,215,682 AMinnesota Mining and Manufacturing Company · 1980
- Air filtration arrangements having fluted media constructions and methods381US 6,673,136 B2Donaldson Company, Inc. · 2004