C07F 9/5428
Acyclic unsaturated phosphonium compounds
Official title: {Acyclic unsaturated phosphonium compounds}
C07F9/5428 (Acyclic unsaturated phosphonium compounds) appears on 107 US grants and 24 published applications in this corpus.
Search patents in C07F- Granted patents
- 107
- Published applications
- 24
- Assignees
- 50
- Inventors
- 169
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 3 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 4 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 4 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of producing L-glufosinate27 Jan 2026US 12,534,482 B2Cj Cheiljedang Corporation
- 11-halo-1,1-dialkoxy-7-undecene compound and processes for preparing a 11,11-dialkoxy-4-undecenyltriarylphosphonium halide compound, a trienal compound, and a dienal compound25 Nov 2025US 12,479,786 B2Shin-Etsu Chemical Co., Ltd.
- Non-aqueous electrolyte solution for lithium secondary battery and lithium secondary battery including the same22 Apr 2025US 12,283,663 B2LG Energy Solution, Ltd.
- Method for purifying phosphorus-containing olefin compound salt and method for producing olefin compound using purified product obtained thereby25 Mar 2025US 12,258,364 B2Daikin Industries, Ltd.
- L-glufosinate intermediate and L-glufosinate preparation method18 Mar 2025US 12,252,502 B2Cj Cheiljedang Corporation
- 11-halo-1,1-dialkoxy-7-undecene compound and processes for preparing a 11,11-dialkoxy-4-undecenyltriarylphosphonium halide compound, a trienal compound, and a dienal compound26 Feb 2026US 2026/0055042 A1Shin-Etsu Chemical Co., Ltd.
- Non-Aqueous Electrolyte Solution for Lithium Secondary Battery and Lithium Secondary Battery Including the Same8 Feb 2024US 2024/0047748 A1LG Energy Solution, Ltd.
- 11-halo-1,1-dialkoxy-7-undecene compound and processes for preparing a 11,11-dialkoxy-4-undecenyltriarylphosphonium halide compound, a trienal compound, and a dienal compound6 Oct 2022US 2022/0315513 A1Shin-Etsu Chemical Co., Ltd.
- Method of producing l-glufosinate29 Sep 2022US 2022/0306658 A1Cj Cheiljedang Corporation
- Method for purifying phosphorus-containing olefin compound salt and method for producing olefin compound using purified product obtained thereby12 May 2022US 2022/0144864 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Tetrahydronaphthyl and cyclopropyl substituted 1,3-butadienes having retinoid-like activity96US 5,344,959 AAllergan, Inc. · 1994
- Phenyl or heteroaryl and tetrahydronaphthyl substituted diene compounds having retinoid like biological activity81US 5,475,022 AAllergan, Inc. · 1995
- Phenyl or heteroaryl and tetrahydronaphthyl substituted diene compounds having retinoid like biological activity64US 5,602,135 AAllergan, Inc. · 1997
- Halogenated esters49US 4,183,948 AImperial Chemical Industries PLC · 1980
- Phenyl or heteroaryl and tetrahydronaphthyl substituted diene compounds having retinoid like biological activity47US 5,677,320 AAllergan, Inc. · 1997