B01J 20/024
Compounds of zn, cd, hg
Official title: {Compounds of Zn, Cd, Hg}
B01J20/024 (Compounds of zn, cd, hg) appears on 208 US grants and 265 published applications in this corpus.
Search patents in B01J- Granted patents
- 208
- Published applications
- 265
- Assignees
- 178
- Inventors
- 649
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 5 |
| 2003 | 5 | 10 |
| 2004 | 3 | 9 |
| 2005 | 2 | 12 |
| 2006 | 7 | 14 |
| 2007 | 4 | 8 |
| 2008 | 6 | 15 |
| 2009 | 7 | 17 |
| 2010 | 6 | 24 |
| 2011 | 10 | 14 |
| 2012 | 13 | 17 |
| 2013 | 14 | 19 |
| 2014 | 18 | 15 |
| 2015 | 21 | 4 |
| 2016 | 6 | 7 |
| 2017 | 5 | 9 |
| 2018 | 8 | 11 |
| 2019 | 11 | 9 |
| 2020 | 4 | 4 |
| 2021 | 5 | 11 |
| 2022 | 4 | 2 |
| 2023 | 3 | 12 |
| 2024 | 2 | 11 |
| 2025 | 6 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Functionalized layered double hydroxides for treatment of contaminated water12 May 2026US 12,623,927 B2UWM Research Foundation, Inc.
- Porous carbon material composites and their production process, adsorbents, cosmetics, purification agents, and composite photocatalyst materials6 Jan 2026US 12,515,198 B2Sony Corporation
- Multiphase nanocomposite material30 Dec 2025US 12,508,569 B1Imam Mohammad Ibn Saud Islamic University
- Hydrogel nanobeads for adsorption of pollutants from wastewater13 May 2025US 12,297,128 B2King Saud University
- Robust and sustainable chemical treatment for sulfur contaminants in feed natural gas29 Apr 2025US 12,285,714 B2Saudi Arabian Oil Company
- Selective hydrodechlorination of liquid and gas streams from plastics pyrolysis processes8 Oct 2026US 2026/0308088 A1BASF SE
- Sorbent device for regeneration of dialysate25 Jun 2026US 2026/0174942 A1Nextkidney SA
- Doped goethite nanoparticles for regenerative adsorption, a method for said adsorption, and use of said nanoparticles25 Jun 2026US 2026/0175190 A1Aquacare Europe B.V.
- Metal polymer complexes methods for carbon dioxide capture12 Jun 2025US 2025/0186969 A1Lehigh University
- Hydrogel nanobeads for adsorption of pollutants from wastewater13 Feb 2025US 2025/0051187 A1King Saud University
Most cited
By later US patents
- Product/process/application for removal of mercury from liquid hydrocarbon155US 5,336,835 ACalgon Carbon Corporation · 1994
- Product/process/application for removal of mercury from liquid hydrocarbon85US 5,202,301 ACalgon Carbon Corporation · 1993
- Reversible oxygen sorbent compositions66US 5,208,335 AAir Products and Chemicals, Inc. · 1993
- Oxygen-absorbing package, composition and method of formulation thereof50US 4,992,410 AMultiform Desiccants, Inc. · 1991
- Filter system50US 7,250,387 B2Gore Enterprise Holdings, Inc. · 2007