B01D 2257/708
Volatile organic compounds v.o.c.'s
Official title: Volatile organic compounds V.O.C.'s
B01D2257/708 (Volatile organic compounds v.o.c.'s) appears on 1,307 US grants and 1,851 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,307
- Published applications
- 1,851
- Assignees
- 1,035
- Inventors
- 3,922
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 11 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 12 | 0 |
| 1998 | 15 | 0 |
| 1999 | 13 | 0 |
| 2000 | 13 | 0 |
| 2001 | 18 | 6 |
| 2002 | 26 | 23 |
| 2003 | 18 | 22 |
| 2004 | 15 | 18 |
| 2005 | 14 | 40 |
| 2006 | 17 | 31 |
| 2007 | 15 | 39 |
| 2008 | 22 | 26 |
| 2009 | 12 | 39 |
| 2010 | 35 | 55 |
| 2011 | 17 | 59 |
| 2012 | 29 | 54 |
| 2013 | 43 | 55 |
| 2014 | 38 | 54 |
| 2015 | 59 | 68 |
| 2016 | 52 | 98 |
| 2017 | 51 | 83 |
| 2018 | 55 | 117 |
| 2019 | 69 | 126 |
| 2020 | 95 | 110 |
| 2021 | 86 | 138 |
| 2022 | 77 | 147 |
| 2023 | 91 | 133 |
| 2024 | 93 | 120 |
| 2025 | 93 | 102 |
| 2026 | 63 | 88 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photocatalytic air treatment29 Sep 2026US 12,746,509 B2Dyson Technology Limited
- Hybrid micro-gas chromatography column29 Sep 2026US 12,746,529 B2Kookmin University Industry Academy Cooperation Foundation
- Photochemical method and device for volatile organic compound pollution control22 Sep 2026US 12,741,248 B2Ambient Carbon Methane Holding Aps
- Volatile organic compound condensing system and method for enhancing drying efficiency of filter using condensation heat of VOC22 Sep 2026US 12,741,266 B2EMSOLUTION CO., Ltd.
- Exhaust system for support removal apparatus22 Sep 2026US 12,741,319 B2PostProcess Technologies, Inc.
- 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
- Air Treatment System8 Oct 2026US 2026/0307008 A1Universiteit Antwerpen
- Adsorbent filter assembly1 Oct 2026US 2026/0295488 A1Donaldson Company, Inc.
- Constant gas-phase organic compound concentration generation apparatus and pretreatment method thereof1 Oct 2026US 2026/0295499 A1Shenzhen University
Most cited
By later US patents
- 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
- Process for purifying a gas by adsorption of the impurities on several active carbons147US 6,402,813 B2L 'Air Liquide-Societe 'Anonyme a 'Directoire et Conseil de Surveillance pour l 'Etude et L'Exploitation des Procedes Georges Claude · 2002
- Control system for air quality and temperature conditioning unit with high capacity filter bypass139US 5,590,830 AYork International Corporation · 1997