C07F 9/3817
Acids containing the structure 2p-alk-n...p
Official title: {Acids containing the structure (RX)2P(=X)-alk-N...P (X = O, S, Se)}
C07F9/3817 (Acids containing the structure 2p-alk-n...p) appears on 119 US grants and 54 published applications in this corpus.
Search patents in C07F- Granted patents
- 119
- Published applications
- 54
- Assignees
- 66
- Inventors
- 237
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 1 |
| 2016 | 3 | 5 |
| 2017 | 2 | 4 |
| 2018 | 1 | 1 |
| 2019 | 3 | 3 |
| 2020 | 1 | 3 |
| 2021 | 2 | 6 |
| 2022 | 0 | 5 |
| 2023 | 4 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Iron complexes with phosphonate-based ligands as RFB anolyte materials19 May 2026US 12,630,577 B2Battelle Memorial Institute
- Silanol compositions and methods of use27 May 2025US 12,312,495 B23M Innovative Properties Company
- Isoquinolinone compound for inhibiting ssao/vap-1, and use thereof25 Mar 2025US 12,258,317 B2Sunshine Lake Pharma Co., Ltd.
- Decarboxylase inhibitors for treating Parkinson's disease10 Dec 2024US 12,162,902 B2Sail Biomedicines
- Phosphate derivatives and use thereof5 Mar 2024US 11,918,593 B2Shanghai Shengyue Pharmaceutical Technology Co., Ltd.
- Structured molecular vectors for anti-inflammatory compounds and uses thereof3 Sep 2026US 2026/0258062 A1Centre National De La Recherche Scientifique
- Structured molecular vectors for anti-inflammatory compounds and uses thereof13 Aug 2026US 2026/0234173 A1Centre National De La Recherche Scientifique
- Polyalkyl phosphonated polyol ether based scale inhibitors13 Aug 2026US 2026/0234464 A1ChampionX LLC
- Iron replacement treatments14 May 2026US 2026/0132160 A1The General Hospital Corporation
- Polyaminomethylene phosphonate derivatives with low phosphorous content having sequestering and dispersing properties, related uses and processes for the preparation thereof12 Sep 2024US 2024/0300985 A1Giovanni Bozzetto S.p.A.
Most cited
By later US patents
- Diagnostic media413US 4,647,447 ASchering Corporation · 1987
- Method of enhancing NMR imaging using chelated paramagnetic ions bound to biomolecules213US 5,021,236 ASchering Corporation · 1991
- Process for removing surface oxides from activated carbon catalyst105US 4,624,937 AMonsanto Company · 1986
- Sterile pharmaceutical compositions of gadolinium chelates useful enhancing NMR imaging99US 4,957,939 ASchering Corporation · 1990
- Method to enhance NMR imaging using chelated paramagnetic ions94US 4,963,344 ASchering Corporation · 1990