B01D 53/81
Solid phase processes
B01D53/81 (Solid phase processes) appears on 763 US grants and 1,179 published applications in this corpus.
Search patents in B01D- Granted patents
- 763
- Published applications
- 1,179
- Assignees
- 672
- Inventors
- 2,744
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 8 |
| 2003 | 6 | 6 |
| 2004 | 5 | 9 |
| 2005 | 3 | 4 |
| 2006 | 7 | 3 |
| 2007 | 5 | 8 |
| 2008 | 4 | 5 |
| 2009 | 2 | 10 |
| 2010 | 10 | 21 |
| 2011 | 8 | 29 |
| 2012 | 15 | 25 |
| 2013 | 26 | 40 |
| 2014 | 38 | 65 |
| 2015 | 38 | 55 |
| 2016 | 33 | 59 |
| 2017 | 63 | 73 |
| 2018 | 52 | 77 |
| 2019 | 54 | 75 |
| 2020 | 59 | 63 |
| 2021 | 56 | 65 |
| 2022 | 55 | 63 |
| 2023 | 48 | 82 |
| 2024 | 44 | 100 |
| 2025 | 47 | 124 |
| 2026 | 42 | 109 |
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
- Ammonium-functionalized polysulfone copolymers for moisture-swing CO2 capture22 Sep 2026US 12,741,265 B2Arizona Board of Regents on behalf of Arizona State University
- Carbon dioxide processing agent and method for producing same22 Sep 2026US 12,741,272 B2Eau De Merus Co., Ltd.
- Materials including alkyl diamine-substituted aryl compounds, methods of making, and methods of separating CO215 Sep 2026US 12,734,481 B2Georgia Tech Research Corporation
- 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.
- Ethylene oxide abatement systems1 Oct 2026US 2026/0295520 A1Boston Scientific Scimed, Inc.
- Dac apparatus1 Oct 2026US 2026/0295530 A1Honda Motor Co., Ltd.
- Dac apparatus1 Oct 2026US 2026/0295531 A1Honda Motor Co., Ltd.
- High performance co2 adsorbents made from natural silk1 Oct 2026US 2026/0295558 A1Wisconsin Alumni Research Foundation
Most cited
By later US patents
- Method for removing pollutants from a combustor flue gas and system for same199US 5,505,766 AElectric Power Research, Inc. · 1996
- Control of mercury emissions from solid fuel combustion141US 6,848,374 B2ALSTOM Technology Ltd · 2005
- Removal of mercury and cadmium and their compounds from incinerator flue gases129US 5,695,726 ABeco Engineering Company · 1997
- Removal of mercury and cadmium and their compounds from incinerator flue gases111US 5,569,436 ABeco Engineering Company · 1996
- Alkaline sorbent injection for mercury control109US 6,372,187 B1McDermott Technology, Inc. · 2002