C07F 9/52
Halophosphines
C07F9/52 (Halophosphines) appears on 72 US grants and 39 published applications in this corpus.
Search patents in C07F- Granted patents
- 72
- Published applications
- 39
- Assignees
- 49
- Inventors
- 181
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 3 |
| 2004 | 1 | 4 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 1 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 4 |
| 2020 | 3 | 1 |
| 2021 | 0 | 1 |
| 2022 | 3 | 5 |
| 2023 | 2 | 4 |
| 2024 | 2 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing hollow package and method for providing photosensitive composition19 May 2026US 12,631,963 B2Tokyo Ohka Kogyo.Co., Ltd.
- Chirality sensing with molecular click chemistry probes2 Dec 2025US 12,486,293 B2Georgetown University
- Preparation method of glufosinate or derivatives thereof27 May 2025US 12,312,372 B2Lier Chemical Co., 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.
- Method for preparing glufosinate or analogue thereof19 Mar 2024US 11,932,662 B2Lier Chemical Co., Ltd.
- Preparation method of glufosinate or derivatives thereof4 Jul 2024US 2024/0217996 A1Lier Chemical Co., Ltd.
- Method for producing hollow package and method for providing photosensitive composition1 Feb 2024US 2024/0036467 A1Tokyo Ohka Kogyo.Co., Ltd.
- Photoacid generator, and photosensitive composition using same25 Jan 2024US 2024/0027901 A1San-Apro Ltd.
- Preparation method for glufosinate31 Aug 2023US 2023/0271985 A1Guangan Lier Chemical Co., Ltd
- Method for Preparing Glufosinate or Analogue Thereof24 Aug 2023US 2023/0265115 A1Lier Chemical Co., Ltd.
Most cited
By later US patents
- Amino and substituted amino phosphinyl-alkanoyl compounds66US 4,374,131 AE. R. Squibb & Sons, Inc. · 1983
- Method for the separation of acids from chemical reaction mixtures by means of ionic fluids34US 7,351,339 B2BASF SE · 2008
- Benzene phosphonous acid compounds, their production and use as stabilizers for organic materials30US 4,075,163 ASandoz Ltd. · 1978
- Mixtures of chiral monophosphorus compounds used as ligand systems for asymmetric transition metal catalysis14US 7,704,912 B2Studiengesellschaft Kohle mbH · 2010
- Process for the carbonylation of ethylenically unsaturated compounds11US 7,265,240 B2Lucite International UK Limited · 2007