B01J 20/041
Oxides or hydroxides
Official title: {Oxides or hydroxides}
B01J20/041 (Oxides or hydroxides) appears on 778 US grants and 950 published applications in this corpus.
Search patents in B01J- Granted patents
- 778
- Published applications
- 950
- Assignees
- 626
- Inventors
- 2,386
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 12 | 0 |
| 1994 | 14 | 0 |
| 1995 | 7 | 0 |
| 1996 | 13 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 15 | 3 |
| 2002 | 13 | 25 |
| 2003 | 19 | 20 |
| 2004 | 7 | 18 |
| 2005 | 13 | 27 |
| 2006 | 10 | 22 |
| 2007 | 23 | 19 |
| 2008 | 10 | 31 |
| 2009 | 17 | 35 |
| 2010 | 17 | 40 |
| 2011 | 18 | 41 |
| 2012 | 31 | 33 |
| 2013 | 30 | 38 |
| 2014 | 26 | 42 |
| 2015 | 35 | 40 |
| 2016 | 26 | 31 |
| 2017 | 33 | 42 |
| 2018 | 21 | 48 |
| 2019 | 32 | 57 |
| 2020 | 33 | 48 |
| 2021 | 38 | 48 |
| 2022 | 33 | 40 |
| 2023 | 29 | 51 |
| 2024 | 26 | 59 |
| 2025 | 55 | 52 |
| 2026 | 24 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrated lime for carbon capture1 Sep 2026US 12,722,136 B1Lhoist North America, Inc.
- Treatment method and device for waste plastic18 Aug 2026US 12,709,713 B2PetroChina Company Limited
- Antibiological sorbent and method of manufacture thereof4 Aug 2026US 12,697,602 B2Molekule Group, Inc.
- Sorbent for lithium extraction from brines21 Jul 2026US 12,685,993 B2International Battery Metals, Ltd.
- Method and apparatus for regenerating sorbent from carbon dioxide absorption7 Jul 2026US 12,673,313 B2
- Layered Double Oxide and Preparation Method and Use Thereof8 Oct 2026US 2026/0307040 A1Quzhou Institute for Innovation in Resource Chemical Engineering
- Synthesis of layered material from eggshell waste8 Oct 2026US 2026/0307041 A1Yildiz Teknik Universitesi
- 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
- Hydrated Lime for Carbon Capture1 Oct 2026US 2026/0295556 A1Lhoist North America, Inc.
Most cited
By later US patents
- Method for synthesizing mesoporous crystalline material158US 5,057,296 AMobil Oil Corporation · 1991
- Sorbents for the oxidation and removal of mercury135US 7,435,286 B2Energy & Environmental Research Center Foundation · 2008
- 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
- Reducing mercury emissions from the burning of coal97US 7,776,301 B2NOx II, Ltd. · 2010