C07F 9/4028
Containing no further substituents than -po3h2 groups in free or esterified form
Official title: {containing no further substituents than -PO3H2 groups in free or esterified form}
C07F9/4028 (Containing no further substituents than -po3h2 groups in free or esterified form) appears on 26 US grants and 23 published applications in this corpus.
Search patents in C07F- Granted patents
- 26
- Published applications
- 23
- Assignees
- 27
- Inventors
- 100
- Latest grant
- 16 Mar 2021
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 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flame retardant compound, method of preparing the same and use thereof16 Mar 2021US 10,947,364 B2Elite Electronic Material (Zhongshan) Co., Ltd.
- Heterocyclic compounds and their use in electro-optical or opto-electronic devices8 Oct 2019US 10,439,147 B2Power OLEDs Limited
- Alkylidene phosphonate esters as p-glycoprotein inducers13 Aug 2019US 10,377,781 B2Council of Scientific and Industrial Research
- Non-aqueous liquid electrolyte, electricity storage device using same, and phosphorus compound used therein9 Oct 2018US 10,093,688 B2Ube Industries, Ltd.
- Diphosphonate compound and a method for preparing the same and an application of the same2 Jun 2015US 9,045,506 B2Chengdu Yunke Pharmaceutical Co., Ltd.
- Metal extractant, separation recovery method of metal ions using metal extractant, and compound15 Jan 2026US 2026/0015371 A1FUJIFILM Corporation
- Organic compound and preparation method thereof and use thereof27 Nov 2025US 2025/0366297 A1Contemporary Amperex Future Energy Research Institute (Shanghai) Limited
- Process for preparing phosphonate esters18 Jan 2024US 2024/0018173 A1Entegris, Inc.
- Heterocyclic compounds and their use in electro-optical or opto-electronic devices5 Dec 2019US 2019/0372011 A1Power OLEDs Limited
- Flame retardant compound, method of preparing the same and use thereof21 Mar 2019US 2019/0085150 A1Elite Electronic Material (Zhongshan) Co., Ltd.
Most cited
By later US patents
- Process for the manufacture of tetraalkyl ethenylidenebisphosphonate esters46US 4,939,284 AThe Procter & Gamble Company · 1990
- Antimicrobial agents and process for their manufacture17US 4,820,698 AThe Procter & Gamble Company · 1989
- Synthesis of tetraalkyl vinylidene diphosphonate monomer9US 5,256,808 AThe University of Tennessee Research Corporation · 1993
- LPA receptor agonists and antagonists and methods of use9US 6,875,757 B2University of Tennessee Research Foundation · 2005
- Geranylgeranyl pyrophosphate synthase inhibitors9US 7,268,124 B2University of Iowa Research Foundation · 2007