C22B 3/409
At least one compound being an organo-metallic compound
Official title: {at least one compound being an organo-metallic compound}
C22B3/409 (At least one compound being an organo-metallic compound) appears on 56 US grants and 8 published applications in this corpus.
Search patents in C22B- Granted patents
- 56
- Published applications
- 8
- Assignees
- 40
- Inventors
- 134
- Latest grant
- 16 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Use of synergistic mixture of extractants for extracting rare earth elements from an aqueous medium comprising phosphoric acid16 Jul 2024US 12,037,660 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Modification of copper/iron selectivity in copper solvent extraction systems8 Jan 2013US 8,349,208 B2Cytec Technology Corp.
- Modification of copper/iron selectivity in copper solvent extraction systems9 Oct 2012US 8,282,857 B2Cytec Technology Corp.
- Solvent extraction process for separating cobalt and/or nickel from impurities in leach solutions3 May 2011US 7,935,322 B2Commonwealth Scientific & Indistrial Research Organisation
- Synergistic solvent extraction process23 Nov 2010US 7,837,959 B2Commonwealth Scientific and Industrial Research Organisation
- Use of synergistic mixture of extractants for extracting rare earth elements from an aqueous medium comprising phosphoric acid13 Jan 2022US 2022/0010409 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Method of extracting and separating zirconium and hafnium from hydrochloric acid medium23 Jan 2020US 2020/0024151 A1
- Modification of copper/iron selectivity in copper solvent extraction systems8 Nov 2012US 2012/0282156 A1Cytec Technology Corp.
- Synergistic Solvent Extraction Process9 Oct 2008US 2008/0245734 A1Commonwealth Scientific and Industrial Research Organisation
- Metal Extraction In Liquid Or Supercritical-Fluid Solvents22 May 2008US 2008/0115627 A1
Most cited
By later US patents
- Method for extracting lanthanides and actinides from acid solutions45US 4,548,790 AThe United States of America as represented by the United States Department of Energy · 1985
- Process for the recovery of metals from used nickel/metal/rare earth hydride storage batteries33US 6,110,433 AVarta Batterie Aktiengesellschaft · 2000
- Separation of nickel and cobalt from sulfate solutions by solvent extraction32US 4,900,522 AAmax Inc. · 1990
- Solvent extraction of metals from acidic solutions with quaternary ammonium salts of hydrogen ion exchange agents31US 4,058,585 AGeneral Mills Chemicals, Inc. · 1977
- Method for extracting lanthanides and actinides from acid solutions by modification of purex solvent31US 4,574,072 AThe United States of America as represented by the United States Department of Energy · 1986