C07F 9/3241
Esters of arylalkanephosphinic acids
Official title: {Esters of arylalkanephosphinic acids}
C07F9/3241 (Esters of arylalkanephosphinic acids) appears on 57 US grants and 19 published applications in this corpus.
Search patents in C07F- Granted patents
- 57
- Published applications
- 19
- Assignees
- 32
- Inventors
- 121
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 4 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Phosphorus-containing compound, manufacturing method thereof, resin composition, and article made therefrom31 Mar 2026US 12,590,109 B2Elite Electronic Material (Kunshan) Co., Ltd.
- Chiral n-heterocyclic phosphorodiamidic acids (NHPAS) and derivatives as novel Brønsted acid catalysts16 Jan 2024US 11,873,315 B2The Board of Regents of the Nevada System of Higher Education On Behalf of the University of Nevada, Las Vegas
- Phosphorus-containing compound and preparation and use thereof10 May 2022US 11,325,929 B2VivaVisionShanghaiLtd
- Chiral n-heterocyclic phosphorodiamidic acids (NHPAS) and derivatives as novel bronsted acid catalysts15 Feb 2022US 11,248,014 B2The Board of Regents of the Nevada System of Higher Education On Behalf of the University of Nevada, Las Vegas
- Aminophosphinic derivatives that can be used in the treatment of pain20 Nov 2018US 10,131,681 B2Pharmaleads
- Phosphorus-containing compound, manufacturing method thereof, resin composition, and article made therefrom21 Nov 2024US 2024/0383931 A1Elite Electronic Material (Kunshan) Co., Ltd.
- Chiral n-heterocyclic phosphorodiamidic acids (nhpas) and derivatives as novel bronsted acid catalysts12 May 2022US 2022/0144868 A1Board of Regents of the Nevada System of Higher Education, on behalf of the University of Nevada
- Chiral n-heterocyclic phosphorodiamidic acids (nhpas) and derivatives as novel bronsted acid catalysts20 May 2021US 2021/0147457 A1Board of Regents of the Nevada System of Higher Education, on behalf of the University of Nevada
- Phosphorus-containing compound and preparation and use thereof30 Apr 2020US 2020/0131206 A1VivaVisionShanghaiLtd
- Aminophosphinic derivatives that can be used in the treatment of pain12 Jun 2014US 2014/0161839 A1Pharmaleads
Most cited
By later US patents
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992
- Retroviral protease inhibiting compounds109US 5,354,866 AAbbott Laboratories · 1994
- Phosphinylalkanoyl prolines104US 4,168,267 AE. R. Squibb & Sons, Inc. · 1979
- Amino and substituted amino phosphinyl-alkanoyl compounds66US 4,374,131 AE. R. Squibb & Sons, Inc. · 1983
- Phosphorus containing compounds and use as hypotensives56US 4,555,506 AE. R. Squibb & Sons, Inc. · 1985