C07F 9/142
With hydroxyalkyl compounds without further substituents on alkyl
Official title: with hydroxyalkyl compounds without further substituents on alkyl
C07F9/142 (With hydroxyalkyl compounds without further substituents on alkyl) appears on 36 US grants and 23 published applications in this corpus.
Search patents in C07F- Granted patents
- 36
- Published applications
- 23
- Assignees
- 31
- Inventors
- 124
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 4 |
| 2025 | 2 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of purifying phosphorus compound and method of reusing the same4 Aug 2026US 12,698,298 B2Maruzen Petrochemical Co., Ltd.
- Method of selectively preparing phosphorus containing flame retardants and their use in thermoplastics6 Jan 2026US 12,516,076 B2LANXESS Corporation
- Method of selectively preparing phosphorus containing flame retardants and their use in thermoplastics22 Jul 2025US 12,365,703 B2LANXESS Corporation
- Beta-phosphonyl-enamine derivative and preparation method therefor8 Apr 2025US 12,269,836 B2Soochow University
- Method of preparing phosphorus-containing flame retardants and their use in polymer compositions28 May 2024US 11,993,622 B2
- Value chain return process for the recovery of phosphorous ester-based flame retardants from polyurethane rigid foams10 Jul 2025US 2025/0223418 A1BASF SE
- Method Of Selectively Preparing Phosphorus Containing Flame Retardants And Their Use In Thermoplastics17 Oct 2024US 2024/0343745 A1LANXESS Corporation
- Method Of Selectively Preparing Phosphorus Containing Flame Retardants And Their Use In Thermoplastics8 Aug 2024US 2024/0262852 A1LANXESS Corporation
- Method for producing asymmetric phosphoric acid triester, method for producing symmetric phosphoric acid triester, method for producing phosphoric acid ester, and method for producing organophosphorus compound27 Jun 2024US 2024/0209008 A1Tokyo Institute of Technology
- Method of purifying phosphorus compound and method of reusing the same22 Feb 2024US 2024/0058723 A1Maruzen Petrochemical Co., Ltd.
Most cited
By later US patents
- Chemical capping by phosphitylation during oligonucleotide synthesis66US 4,816,571 AApplied Biosystems, LLC · 1989
- Method for the separation of acids from chemical reaction mixtures by means of ionic fluids34US 7,351,339 B2BASF SE · 2008
- Metal compounds of monoesters of phosphoric acid23US 4,083,860 ATh. Goldschmidt AG · 1978
- Ammonium compounds23US 4,456,554 ABayer Aktiengesellschaft · 1984
- Fungicidal salts of organophosphorus derivatives20US 4,542,023 ARhone-Poulenc Agrochimie · 1985