B01J 20/3433
Of sorbents or filter aids other than those covered by b01j20/3408 -
Official title: {of sorbents or filter aids other than those covered by B01J20/3408 - B01J20/3425}
B01J20/3433 (Of sorbents or filter aids other than those covered by b01j20/3408 -) appears on 492 US grants and 593 published applications in this corpus.
Search patents in B01J- Granted patents
- 492
- Published applications
- 593
- Assignees
- 434
- Inventors
- 1,682
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 12 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 7 |
| 2002 | 8 | 9 |
| 2003 | 16 | 22 |
| 2004 | 10 | 17 |
| 2005 | 4 | 15 |
| 2006 | 10 | 24 |
| 2007 | 12 | 14 |
| 2008 | 15 | 22 |
| 2009 | 7 | 22 |
| 2010 | 16 | 35 |
| 2011 | 16 | 24 |
| 2012 | 19 | 23 |
| 2013 | 23 | 19 |
| 2014 | 9 | 15 |
| 2015 | 18 | 24 |
| 2016 | 13 | 15 |
| 2017 | 16 | 29 |
| 2018 | 27 | 35 |
| 2019 | 14 | 14 |
| 2020 | 15 | 32 |
| 2021 | 16 | 24 |
| 2022 | 23 | 32 |
| 2023 | 24 | 32 |
| 2024 | 20 | 35 |
| 2025 | 25 | 32 |
| 2026 | 14 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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.
- Sorbent for lithium extraction from brines21 Jul 2026US 12,685,993 B2International Battery Metals, Ltd.
- Microporous aerogel21 Jul 2026US 12,685,995 B2Commonwealth Scientific and Industrial Research Organisation
- Lithium adsorbent and method for lithium extraction from salt lake12 May 2026US 12,623,201 B2BYD Company Limited
- Sorbent for lithium extraction from brines8 Oct 2026US 2026/0307042 A1International Battery Metals, Ltd.
- Selective hydrodechlorination of liquid and gas streams from plastics pyrolysis processes8 Oct 2026US 2026/0308088 A1BASF SE
- Sorbents for carbon dioxide capture13 Aug 2026US 2026/0233192 A1Uchicago Argonne, LLC
- Selective carbon monoxide uptake by porous materials with metal carbanions30 Jul 2026US 2026/0217751 A1The Regents of the University of California
- Nanoporous pure silica zeolites23 Jul 2026US 2026/0208151 A1University of Puerto Rico
Most cited
By later US patents
- Magnetic particles for use in separations333US 4,554,088 AAdvanced Magnetics, Inc. · 1985
- 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
- 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
- Adsorbent regeneration and gas separation utilizing microwave heating96US 4,322,394 ABattelle Memorial Institute · 1982