C07F 9/5325
Aromatic phosphine oxides or thioxides
Official title: {Aromatic phosphine oxides or thioxides (P-C aromatic linkage)}
C07F9/5325 (Aromatic phosphine oxides or thioxides) appears on 224 US grants and 229 published applications in this corpus.
Search patents in C07F- Granted patents
- 224
- Published applications
- 229
- Assignees
- 177
- Inventors
- 778
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 5 |
| 2003 | 5 | 5 |
| 2004 | 4 | 4 |
| 2005 | 3 | 4 |
| 2006 | 2 | 3 |
| 2007 | 5 | 6 |
| 2008 | 5 | 9 |
| 2009 | 3 | 9 |
| 2010 | 4 | 4 |
| 2011 | 4 | 8 |
| 2012 | 2 | 8 |
| 2013 | 10 | 11 |
| 2014 | 14 | 9 |
| 2015 | 11 | 12 |
| 2016 | 9 | 14 |
| 2017 | 5 | 7 |
| 2018 | 8 | 14 |
| 2019 | 10 | 10 |
| 2020 | 8 | 15 |
| 2021 | 13 | 13 |
| 2022 | 5 | 20 |
| 2023 | 11 | 13 |
| 2024 | 11 | 12 |
| 2025 | 12 | 6 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Alkenyl pyrimidine compound, preparation method therefor, and application thereof14 Jul 2026US 12,679,822 B2Hongyun Biotech Co., Ltd.
- Heteroaryl compounds as inhibitors of RIP2 kinase, composition and application thereof30 Jun 2026US 12,668,604 B2Accro Bioscience (HK) Limited
- Wide bandgap perovskite quantum dots in a perovskite matrix and process for preparing same28 Apr 2026US 12,615,908 B2Huawei Technologies Canada Co., Ltd.
- Sulfinylaminobenzamide and sulfonylaminobenzamide derivatives21 Apr 2026US 12,606,522 B2OrsoBio, Inc.
- Phosphorus-containing compound, manufacturing method thereof, resin composition, and article made therefrom31 Mar 2026US 12,590,109 B2Elite Electronic Material (Kunshan) Co., Ltd.
- Hdac1/2 selective inhibitor and use thereof1 Oct 2026US 2026/0297110 A1Wigen Biomedicine Technology (Shanghai) Co., Ltd.
- Sulfinylaminobenzamide and sulfonylaminobenzamide derivatives16 Jul 2026US 2026/0200844 A1OrsoBio, Inc.
- Compounds and uses thereof4 Jun 2026US 2026/0152499 A1Suzhou Zanrong Pharma Limited
- Reagents and their use for modular enantiodivergent synthesis of c-p bonds21 May 2026US 2026/0138999 A1Bristol-Myers Squibb Company
- Sulfonyl derivatives as ccr6 inhibitors12 Mar 2026US 2026/0070902 A1Hoffmann-La Roche Inc.
Most cited
By later US patents
- Materials for organic electroluminescent devices49US 8,852,756 B2Merck Patent GmbH · 2014
- Cyclic phosphonites44US 4,952,740 ASociete Nationale Elf Aquitaine · 1990
- Ethynyl substituted aromatic compounds, synthesis, polymers and uses thereof27US 6,121,495 AThe Dow Chemical Company · 2000
- Multifunctional crosslinkers for shape-memory polyimides, polyamides and poly(amide-imides) and methods of making the same26US 8,546,614 B1The United States of America as represented by the Secretary of the Air Force · 2013
- Bisphosphines for asymmetric hydrogenation catalysts24US 5,510,503 ABayer Aktiengesellschaft · 1996