B01D 53/62
Carbon oxides
B01D53/62 (Carbon oxides) appears on 1,958 US grants and 3,287 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,958
- Published applications
- 3,287
- Assignees
- 1,257
- Inventors
- 6,023
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 14 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 7 |
| 2002 | 9 | 12 |
| 2003 | 18 | 15 |
| 2004 | 8 | 25 |
| 2005 | 7 | 15 |
| 2006 | 6 | 26 |
| 2007 | 5 | 23 |
| 2008 | 9 | 39 |
| 2009 | 13 | 52 |
| 2010 | 32 | 112 |
| 2011 | 44 | 165 |
| 2012 | 58 | 146 |
| 2013 | 107 | 181 |
| 2014 | 113 | 175 |
| 2015 | 118 | 161 |
| 2016 | 113 | 99 |
| 2017 | 104 | 139 |
| 2018 | 113 | 120 |
| 2019 | 106 | 112 |
| 2020 | 103 | 113 |
| 2021 | 101 | 122 |
| 2022 | 108 | 180 |
| 2023 | 132 | 263 |
| 2024 | 150 | 315 |
| 2025 | 157 | 395 |
| 2026 | 111 | 275 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- CO2 recovery system and CO2 recovery method6 Oct 2026US 12,752,235 B2Mitsubishi Heavy Industries, Ltd.
- High throughput moving panel direct air capture system6 Oct 2026US 12,752,238 B2Zero Carbon Systems, Inc.
- Liquefaction process6 Oct 2026US 12,753,353 B1
- Carbon capture entrainment system and method29 Sep 2026US 12,746,507 B2Purdue Research Foundation
- 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
- Absorbent for Capturing Carbon Dioxide8 Oct 2026US 2026/0307000 A1Panasia Co., Ltd.
- 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.
- Co2 capture and hydrogen recovery from fuel cell anode off gas8 Oct 2026US 2026/0312104 A1Uop LLC
- Stackable solid sorbent layers for gas separation and method of making1 Oct 2026US 2026/0295498 A1Mosaic Materials, Inc.
- Atmospheric steam desorption for direct air capture1 Oct 2026US 2026/0295505 A1Climeworks AG
Most cited
By later US patents
- Method for extracting and sequestering carbon dioxide172US 6,890,497 B2The United States of America as represented by the United States Department of Energy · 2005
- Methods for removing air pollutants from combustion flue gas143US 5,670,122 AEnergy and Environmental Research Corporation · 1997
- Amine enriched solid sorbents for carbon dioxide capture132US 6,547,854 B1The United States of America as represented by the United States Department of Energy · 2003
- Sorbent system and method for absorbing carbon dioxide (CO2) from the atmosphere of a closed habitable environment129US 6,364,938 B1Hamilton Sundstrand Corporation · 2002
- Air pollution control apparatus and air pollution control method127US 8,202,354 B2Mitsubishi Heavy Industries, Ltd. · 2012