C07F 9/3804
Not used, see subgroups
Official title: {not used, see subgroups}
C07F9/3804 (Not used, see subgroups) appears on 1,729 US grants and 941 published applications in this corpus.
Search patents in C07F- Granted patents
- 1,729
- Published applications
- 941
- Assignees
- 727
- Inventors
- 3,377
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 56 | 0 |
| 1977 | 42 | 0 |
| 1978 | 40 | 0 |
| 1979 | 20 | 0 |
| 1980 | 29 | 0 |
| 1981 | 28 | 0 |
| 1982 | 29 | 0 |
| 1983 | 33 | 0 |
| 1984 | 54 | 0 |
| 1985 | 42 | 0 |
| 1986 | 33 | 0 |
| 1987 | 43 | 0 |
| 1988 | 29 | 0 |
| 1989 | 32 | 0 |
| 1990 | 40 | 0 |
| 1991 | 44 | 0 |
| 1992 | 42 | 0 |
| 1993 | 42 | 0 |
| 1994 | 49 | 0 |
| 1995 | 48 | 0 |
| 1996 | 46 | 0 |
| 1997 | 49 | 0 |
| 1998 | 34 | 0 |
| 1999 | 43 | 0 |
| 2000 | 33 | 0 |
| 2001 | 31 | 9 |
| 2002 | 32 | 36 |
| 2003 | 37 | 42 |
| 2004 | 29 | 49 |
| 2005 | 25 | 48 |
| 2006 | 37 | 51 |
| 2007 | 25 | 39 |
| 2008 | 34 | 40 |
| 2009 | 28 | 56 |
| 2010 | 38 | 36 |
| 2011 | 25 | 32 |
| 2012 | 34 | 55 |
| 2013 | 36 | 46 |
| 2014 | 44 | 52 |
| 2015 | 43 | 47 |
| 2016 | 32 | 28 |
| 2017 | 33 | 41 |
| 2018 | 25 | 29 |
| 2019 | 30 | 34 |
| 2020 | 24 | 19 |
| 2021 | 19 | 36 |
| 2022 | 18 | 33 |
| 2023 | 21 | 21 |
| 2024 | 19 | 27 |
| 2025 | 22 | 24 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07F 9/3808Acyclic saturated acids which can have further substituents on alkyl1,044
- C07F 9/3839Polyphosphonic acids461
- C07F 9/3882Arylalkanephosphonic acids169
- C07F 9/3834Aromatic acids147
- C07F 9/3826Acyclic unsaturated acids132
- C07F 9/3886Acids containing the structure -c-p2 or nc-p273
- C07F 9/383Cycloaliphatic acids32
Recent patents
- Small molecule degraders of STAT38 Sep 2026US 12,729,213 B2The Regents of the University of Michigan
- Phosphonates and N-halamines compositions for tartar removal1 Sep 2026US 12,721,800 B2Bar-Ilan University
- Peroxide stabilizers11 Aug 2026US 12,703,630 B2Diversey, Inc.
- Ligands for nano-sized materials26 May 2026US 12,637,486 B2Samsung Electronics Co., Ltd.
- Iron complexes with phosphonate-based ligands as RFB anolyte materials19 May 2026US 12,630,577 B2Battelle Memorial Institute
- Structured molecular vectors for anti-inflammatory compounds and uses thereof3 Sep 2026US 2026/0258062 A1Centre National De La Recherche Scientifique
- Phospholipid compounds and formulations27 Aug 2026US 2026/0248830 A1AVVIO Medical, Inc.
- Ptp1b/tc-ptp dual inhibitors and protein degraders20 Aug 2026US 2026/0240878 A1Purdue Research Foundation
- Regio-controllable [2+2] benzannulation with two adjacent c(sp3)-h bonds20 Aug 2026US 2026/0242341 A1The Scripps Research Institute
- Structured molecular vectors for anti-inflammatory compounds and uses thereof13 Aug 2026US 2026/0234173 A1Centre National De La Recherche Scientifique
Most cited
By later US patents
- Diagnostic media413US 4,647,447 ASchering Corporation · 1987
- Electrochromic device368US 6,870,657 B1University College Dublin · 2005
- Lipid derivatives of phosphonoacids for liposomal incorporation and method of use262US 5,194,654 AVical Incorporated · 1993
- Method of enhancing NMR imaging using chelated paramagnetic ions bound to biomolecules213US 5,021,236 ASchering Corporation · 1991
- Method of converting a drug to an orally available form by covalently bonding a lipid to the drug178US 5,411,947 AVestar, Inc. · 1995