C07F 9/65812
Cyclic phosphazenes [p=n-]n, n>=3
Official title: {Cyclic phosphazenes [P=N-]n, n>=3}
C07F9/65812 (Cyclic phosphazenes [p=n-]n, n>=3) appears on 149 US grants and 99 published applications in this corpus.
Search patents in C07F- Granted patents
- 149
- Published applications
- 99
- Assignees
- 113
- Inventors
- 390
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 4 |
| 2003 | 3 | 2 |
| 2004 | 0 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 3 | 6 |
| 2010 | 3 | 2 |
| 2011 | 3 | 6 |
| 2012 | 1 | 3 |
| 2013 | 4 | 8 |
| 2014 | 4 | 5 |
| 2015 | 2 | 4 |
| 2016 | 4 | 10 |
| 2017 | 5 | 8 |
| 2018 | 7 | 5 |
| 2019 | 6 | 4 |
| 2020 | 3 | 2 |
| 2021 | 1 | 1 |
| 2022 | 3 | 1 |
| 2023 | 0 | 4 |
| 2024 | 2 | 6 |
| 2025 | 1 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polyphosphazene and moulding compound comprising the polyphosphazene16 Jun 2026US 12,655,165 B2Covestro Deutschland AG
- Polyphosphazene and molding compound containing the polyphosphazene17 Feb 2026US 12,552,904 B2Covestro Deutschland AG
- Cyclic phosphazene compound having oxaphosphorin ring-containing structure23 Dec 2025US 12,503,480 B2Fushimi Pharmaceutical Co., Ltd.
- All-inorganic solvents for electrolytes15 Oct 2024US 12,119,452 B1New Dominion Enterprises Inc.
- Minimally-invasive continuous clinical monitoring of small molecules with analytical accuracy23 Jul 2024US 12,043,641 B2Technion Research & Development Foundation Limited
- Reactive flame retardant containing benzocyclobutene group-bearing cyclophosphazene, and preparation method and use thereof23 Jul 2026US 2026/0209400 A1Wuhan Desytek Environmental Protection & New Materials Co., Ltd.
- Material for forming a patterning coating comprising a plurality of moieties and devices incorporating the same21 May 2026US 2026/0143907 A1OTI Lumionics Inc.
- Low dielectric compound, manufacturing method thereof, resin composition, and article made therefrom19 Feb 2026US 2026/0049097 A1Elite Electronic Material (Zhongshan) Co., Ltd.
- Monomer for electrolyte, electrolyte for secondary battery including the same, method of preparing the same and lithium secondary battery including the same4 Dec 2025US 2025/0372730 A1SK Innovation Co., Ltd.
- Patterning coating comprising a host and a dopant23 Oct 2025US 2025/0331359 A1OTI Lumionics Inc.
Most cited
By later US patents
- Thermosensitive polyphosphazene-bioactive molecule conjugates, preparation method thereof and use thereof71US 8,287,888 B2Korea Institute of Science and Technology · 2012
- Covalently linked organic frameworks and polyhedra61US 7,582,798 B2The Regents of the University of Michigan · 2009
- Contrast agents and compositions for radiological imaging, and radiological imaging method utilizing same59US 5,545,397 ABoron Biologicals, Inc. · 1996
- Lubricants for magnetic media51US 5,128,216 ADigital Equipment Corporation · 1992
- Crosslinked phenoxyphosphazene compounds, process for the preparation thereof, flame retardants, flame-retardant resin compositions, and moldings of flame-retardant resins40US 6,528,559 B1Otsuka Chemical Co., Ltd. · 2003