B01J 20/3458
In the gas phase
Official title: {in the gas phase}
B01J20/3458 (In the gas phase) appears on 310 US grants and 395 published applications in this corpus.
Search patents in B01J- Granted patents
- 310
- Published applications
- 395
- Assignees
- 257
- Inventors
- 1,127
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 5 |
| 2002 | 5 | 7 |
| 2003 | 10 | 16 |
| 2004 | 7 | 11 |
| 2005 | 2 | 8 |
| 2006 | 5 | 12 |
| 2007 | 3 | 6 |
| 2008 | 6 | 14 |
| 2009 | 3 | 9 |
| 2010 | 11 | 16 |
| 2011 | 9 | 17 |
| 2012 | 5 | 12 |
| 2013 | 14 | 8 |
| 2014 | 8 | 15 |
| 2015 | 11 | 13 |
| 2016 | 9 | 12 |
| 2017 | 10 | 22 |
| 2018 | 14 | 21 |
| 2019 | 15 | 12 |
| 2020 | 12 | 27 |
| 2021 | 14 | 16 |
| 2022 | 12 | 14 |
| 2023 | 11 | 21 |
| 2024 | 18 | 36 |
| 2025 | 11 | 20 |
| 2026 | 11 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High throughput moving panel direct air capture system6 Oct 2026US 12,752,238 B2Zero Carbon Systems, Inc.
- 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.
- Nanoporous pure silica zeolites25 Aug 2026US 12,714,980 B2University of Puerto Rico
- Processes and systems for upgrading a hydrocarbon25 Aug 2026US 12,716,038 B2ExxonMobil Chemical Patents Inc.
- Carbon dioxide capture process using hydrogels21 Jul 2026US 12,685,958 B2Commonwealth Scientific and Industrial Research Organisation
- Processes for sorbent regeneration8 Oct 2026US 2026/0306995 A1Shell USA, Inc.
- Amine compound, amine composition, carbon dioxide absorbent, method for recovering carbon dioxide, and carbon dioxide separation and recovery device8 Oct 2026US 2026/0307005 A1Mitsubishi Gas Chemical Company, Inc.
- Selective hydrodechlorination of liquid and gas streams from plastics pyrolysis processes8 Oct 2026US 2026/0308088 A1BASF SE
- Carbon dioxide capture process using hydrogels24 Sep 2026US 2026/0284567 A1Commonwealth Scientific and Industrial Research Organisation
- Efficient atmospheric water generation systems and methods with data center integration20 Aug 2026US 2026/0241333 A1Genesis Systems LLC
Most cited
By later US patents
- Process for removing mercury from a gas or a liquid by absorption on a copper sulfide containing solid mass253US 4,094,777 AInstitut Francais du Petrole · 1978
- Regenerable solid amine sorbent150US 5,876,488 AUnited Technologies Corporation · 1999
- Regeneration of adsorbents138US 4,784,672 AAir Products and Chemicals, Inc. · 1988
- Process for removing carbon dioxide regeneratively from gas streams122US 5,520,894 ANederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO · 1996
- Separation of carbon dioxide (CO2) from gas mixtures120US 7,618,606 B2The Ohio State University · 2009