B01D 2257/70
Organic compounds not provided for in groups b01d2257/00 - b01d2257/602
Official title: Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
B01D2257/70 (Organic compounds not provided for in groups b01d2257/00 - b01d2257/602) appears on 3,752 US grants and 4,736 published applications in this corpus.
Search patents in B01D- Granted patents
- 3,752
- Published applications
- 4,736
- Assignees
- 2,150
- Inventors
- 10,074
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 11 | 0 |
| 1983 | 14 | 0 |
| 1984 | 7 | 0 |
| 1985 | 11 | 0 |
| 1986 | 8 | 0 |
| 1987 | 12 | 0 |
| 1988 | 14 | 0 |
| 1989 | 14 | 0 |
| 1990 | 15 | 0 |
| 1991 | 14 | 0 |
| 1992 | 28 | 0 |
| 1993 | 16 | 0 |
| 1994 | 20 | 0 |
| 1995 | 19 | 0 |
| 1996 | 36 | 0 |
| 1997 | 36 | 0 |
| 1998 | 43 | 0 |
| 1999 | 46 | 0 |
| 2000 | 41 | 0 |
| 2001 | 47 | 18 |
| 2002 | 66 | 50 |
| 2003 | 55 | 63 |
| 2004 | 43 | 71 |
| 2005 | 36 | 110 |
| 2006 | 58 | 94 |
| 2007 | 50 | 98 |
| 2008 | 60 | 78 |
| 2009 | 57 | 139 |
| 2010 | 86 | 172 |
| 2011 | 68 | 158 |
| 2012 | 108 | 153 |
| 2013 | 133 | 140 |
| 2014 | 114 | 137 |
| 2015 | 133 | 195 |
| 2016 | 143 | 250 |
| 2017 | 170 | 231 |
| 2018 | 180 | 313 |
| 2019 | 226 | 314 |
| 2020 | 249 | 278 |
| 2021 | 214 | 300 |
| 2022 | 219 | 320 |
| 2023 | 229 | 306 |
| 2024 | 211 | 277 |
| 2025 | 203 | 243 |
| 2026 | 143 | 228 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adsorbent bed with increased hydrothermal stability6 Oct 2026US 12,752,233 B2BASF SE
- Exhaust gas purification catalyst6 Oct 2026US 12,752,237 B2Cataler Corporation
- Produced water degassing using ejector6 Oct 2026US 12,753,686 B1Saudi Arabian Oil Company
- Analysis device and analysis method for quality index of natural gas product and application6 Oct 2026US 12,754,171 B2PetroChina Company Limited
- Air conditioning and filtration system29 Sep 2026US 12,746,502 B2Work Air Technologies Pty Ltd
- Polysiloxane, method for its production and deodorant comprising it8 Oct 2026US 2026/0306689 A1Sagami Chemical Research Institute
- Filter system for the removal of volatile organosulfur compounds (voscs) from indoor air8 Oct 2026US 2026/0306980 A1Air Tech Group, SLU
- Automotive air filters with hydrocarbon-absorbing media8 Oct 2026US 2026/0306983 A1
- Air Treatment System8 Oct 2026US 2026/0307008 A1Universiteit Antwerpen
- Exhaust purification device8 Oct 2026US 2026/0307009 A1Mazda Motor Corporation
Most cited
By later US patents
- Abatement of effluents from chemical vapor deposition processes using organometallic source reagents392US 6,749,671 B2Advanced Technology Materials, Inc. · 2004
- Device for removal of contaminants from fluid streams235US 5,750,026 ACorning Incorporated · 1998
- Remedial system: a pollution control device for utilizing and abating volatile organic compounds178US 8,776,734 B1Innovative Environmental Solutions, LLC · 2014
- Respirator filter system167US 5,714,126 AMine Safety Appliances Company · 1998
- Surgical evacuation system with a communication circuit for communication between a filter and a smoke evacuation device165US 10,898,622 B2Ethicon, Inc. · 2021