C07F 9/5345
Complexes or chelates of phosphine-oxides or thioxides with metallic compounds or metals
Official title: {Complexes or chelates of phosphine-oxides or thioxides with metallic compounds or metals}
C07F9/5345 (Complexes or chelates of phosphine-oxides or thioxides with metallic compounds or metals) appears on 22 US grants and 34 published applications in this corpus.
Search patents in C07F- Granted patents
- 22
- Published applications
- 34
- Assignees
- 23
- Inventors
- 73
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 10 |
| 2006 | 6 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 4 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 5 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rare earth complex21 Apr 2026US 12,606,738 B2National University Corporation Hokkaido University
- Rare earth complex, rare earth complex solution, luminescent molded article, method for producing luminescent product, luminescent sheet, and vinyl greenhouse for agriculture6 May 2025US 12,291,545 B2National University Corporation Hokkaido University
- Phosphine oxide group-contained transition metal complex, and polymer, mixture, composition, and organic electronic device thereof4 Mar 2025US 12,240,864 B2Guangzhou Chinaray Optoelectronic Materials Ltd.
- Anti-cancer gold compounds26 Nov 2024US 12,152,047 B2Royal Melbourne Institute of Technology
- Fluorescent rare earth complex and security medium using the same22 Oct 2024US 12,122,950 B2Kabushiki Kaisha Toshiba
- Rare earth complex6 Mar 2025US 2025/0074925 A1Sagami Chemical Research Institute
- Fluorescent rare earth complex and security medium using the same28 Sep 2023US 2023/0303919 A1Kabushiki Kaisha Toshiba
- Rare earth complex23 Mar 2023US 2023/0089029 A1National University Corporation Hokkaido University
- Rare earth complex, rare earth complex solution, luminescent molded article, method for producing luminescent product, luminescent sheet, and vinyl greenhouse for agriculture6 Oct 2022US 2022/0315613 A1National University Corporation Hokkaido University
- Anti-cancer gold compounds30 Jun 2022US 2022/0204538 A1Royal Melbourne Institute of Technology
Most cited
By later US patents
- Photoactive lanthanide complexes with phosphine oxides, phosphine oxide-sulfides, pyridine N-oxides, and phosphine oxide-pyridine N-oxides, and devices made with such complexes16US 6,875,523 B2E. I. Du Pont de Nemours and Company · 2005
- Rare-earth complex and uses thereof4US 8,975,385 B2National University Corporation Nara Institute of Science and Technology · 2015
- Polymer complex and production process therefor1US 10,399,999 B2National University Corporation Hokkaido University · 2019
- Process for the preparation of phosphine oxides and sulphides1US 3,932,524 ASociete Nationale des Poudres et Explosifs · 1976
- Transition metal composition1US 4,340,502 AImperial Chemical Industries PLC · 1982