B01D 53/96
Regeneration, reactivation or recycling of reactants
B01D53/96 (Regeneration, reactivation or recycling of reactants) appears on 834 US grants and 1,318 published applications in this corpus.
Search patents in B01D- Granted patents
- 834
- Published applications
- 1,318
- Assignees
- 596
- Inventors
- 2,873
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 5 |
| 2002 | 6 | 5 |
| 2003 | 3 | 5 |
| 2004 | 4 | 12 |
| 2005 | 4 | 8 |
| 2006 | 6 | 23 |
| 2007 | 4 | 10 |
| 2008 | 11 | 14 |
| 2009 | 4 | 21 |
| 2010 | 17 | 33 |
| 2011 | 15 | 34 |
| 2012 | 19 | 28 |
| 2013 | 26 | 38 |
| 2014 | 38 | 57 |
| 2015 | 33 | 61 |
| 2016 | 33 | 51 |
| 2017 | 54 | 66 |
| 2018 | 51 | 102 |
| 2019 | 80 | 76 |
| 2020 | 69 | 56 |
| 2021 | 62 | 59 |
| 2022 | 60 | 73 |
| 2023 | 52 | 91 |
| 2024 | 65 | 123 |
| 2025 | 59 | 147 |
| 2026 | 39 | 120 |
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.
- Device and method for passive collection of atmospheric carbon dioxide with a double-walled harvest chamber29 Sep 2026US 12,746,508 B2Arizona Board of Regents on behalf of Arizona State University
- Photochemical method and device for volatile organic compound pollution control22 Sep 2026US 12,741,248 B2Ambient Carbon Methane Holding Aps
- Materials including alkyl diamine-substituted aryl compounds, methods of making, and methods of separating CO215 Sep 2026US 12,734,481 B2Georgia Tech Research Corporation
- System and method for capturing carbon dioxide from a humidity adjusted air stream1 Sep 2026US 12,722,118 B2
- 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.
- Atmospheric steam desorption for direct air capture1 Oct 2026US 2026/0295505 A1Climeworks AG
- Dac apparatus1 Oct 2026US 2026/0295530 A1Honda Motor Co., Ltd.
- Dac apparatus1 Oct 2026US 2026/0295531 A1Honda Motor Co., Ltd.
- Apparatus, system and method for processing exhaust gas24 Sep 2026US 2026/0284574 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Systems and methods for extraction of carbon dioxide from air71US 7,699,909 B2The Trustees of Columbia University in the City of New York · 2010
- Exhaust gas purification system of internal combustion engine52US 5,946,906 AHonda Giken Kogyo Kabushiki Kaisha · 1999
- Removing carbon dioxide from waste streams through co-generation of carbonate and/or bicarbonate minerals50US 7,727,374 B2Skyonic Corporation · 2010
- Apparatus and method for regenerating NOx catalyst for diesel engine46US 6,199,372 B1Komatsu Ltd. · 2001
- NOx conversion catalyst rejuvenation process45US 6,482,762 B1Atlantic Richfield Company · 2002