C01G 28/008
Sulfides
Official title: {Sulfides (C01G28/001 takes precedence)}
C01G28/008 (Sulfides) appears on 9 US grants and 10 published applications in this corpus.
Search patents in C01G- Granted patents
- 9
- Published applications
- 10
- Assignees
- 14
- Inventors
- 32
- Latest grant
- 26 Oct 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pharmaceutical composition for treating liver cancer, comprising tetraarsenic hexoxide crystalline polymorph26 Oct 2021US 11,154,530 B2Chemas Co., Ltd.
- Mid and far-infrared nanocrystals based photodetectors with enhanced performances9 Mar 2021US 10,944,065 B2Nexdot
- Method for producing arsenic sulphide nanostructures from fusibacter ascotence and produced nanostructures1 Sep 2020US 10,760,099 B2Universidad Catolica Del Norte
- Method for separating arsenic and heavy metals in an acidic washing solution31 Jan 2017US 9,555,362 B2Eisenmann SE
- In situ generation of polysulfide ions using elemental sulfur for improved corrosion control, cyanide management, mercury management, arsine management and performance and reliability of acid gas removal equipment11 Mar 2014US 8,668,887 B2ExxonMobil Research and Engineering Company
- Intelligent decision-making and control method and system for microchemical reaction in stepwise sulfidation of high arsenic-contain ed waste acid from copper smelter19 Mar 2026US 2026/0078013 A1Tongji University
- Mid and far-infrared nanocrystals based photodetectors with enhanced performances12 Mar 2020US 2020/0083469 A1Nexdot
- Pharmaceutical composition for preventing or treating liver cancer, comprising tetraarsenic hexoxide crystalline polymorph5 Mar 2020US 2020/0069635 A1Chemas Co., Ltd.
- Method for producing arsenic sulphide nanostructures from a microorganism and produced nanostructures27 Dec 2018US 2018/0371500 A1Universidad Catolica Del Norte
- Solution based synthesis of copper-arsenic-chalcogen nanoparticles10 Mar 2016US 2016/0068405 A1Purdue Research Foundation
Most cited
By later US patents
- Method and apparatus for removing arsenic from an arsenic-containing material19US 4,497,780 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1985
- In situ generation of polysulfide ions using elemental sulfur for improved corrosion control, cyanide management, mercury management, arsine management and performance and reliability of acid gas removal equipment5US 8,668,887 B2ExxonMobil Research and Engineering Company · 2014
- Recovery of uranium from material containing iron, arsenic and siliceous matter4US 4,406,864 ASherritt Gordon Mines Limited · 1983
- Preparation of high purity compounds of sulfur, selenium, and tellurium3US 4,869,893 AHughes Aircraft Company · 1989
- Method of treating the arsenic containing filter media from phosphoric acid purification2US 4,652,380 AStauffer Chemical Company · 1987