C08G 79/04
Phosphorus linked to oxygen or to oxygen and carbon
C08G79/04 (Phosphorus linked to oxygen or to oxygen and carbon) appears on 327 US grants and 232 published applications in this corpus.
Search patents in C08G- Granted patents
- 327
- Published applications
- 232
- Assignees
- 204
- Inventors
- 674
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 16 | 0 |
| 1978 | 12 | 0 |
| 1979 | 12 | 0 |
| 1980 | 16 | 0 |
| 1981 | 10 | 0 |
| 1982 | 7 | 0 |
| 1983 | 14 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 5 |
| 2003 | 3 | 4 |
| 2004 | 5 | 6 |
| 2005 | 4 | 7 |
| 2006 | 3 | 3 |
| 2007 | 0 | 6 |
| 2008 | 7 | 10 |
| 2009 | 1 | 5 |
| 2010 | 4 | 5 |
| 2011 | 5 | 10 |
| 2012 | 7 | 17 |
| 2013 | 15 | 14 |
| 2014 | 6 | 15 |
| 2015 | 12 | 22 |
| 2016 | 13 | 13 |
| 2017 | 12 | 7 |
| 2018 | 10 | 7 |
| 2019 | 9 | 14 |
| 2020 | 12 | 11 |
| 2021 | 9 | 11 |
| 2022 | 7 | 10 |
| 2023 | 4 | 4 |
| 2024 | 6 | 10 |
| 2025 | 7 | 10 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Resin composition and article made therefrom29 Sep 2026US 12,747,355 B2Elite Material Co., Ltd.
- Ring-opening polymerizations using a flow reactor8 Sep 2026US 12,729,271 B2International Business Machines Corporation
- Phosphoric acid esters, method of synthetizing them and use thereof as dispersants9 Jun 2026US 12,649,829 B2Ds Specialty Chemicals S.A.E.
- Oligomer or polymer, composition, use of the oligomer or polymer and intermediate10 Feb 2026US 12,545,765 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Polyphosphonate resin composition and molded article prepared therefrom11 Nov 2025US 12,466,955 B2Lotte Chemical Corporation
- Ionomeric polymers useful as membranes and binders3 Sep 2026US 2026/0258202 A1The University of Chicago
- Flame retardant resin composition and method for preparing the same30 Jul 2026US 2026/0217975 A1LG Chem.Ltd.
- Fast-charging, high-energy, flexible lithium-sulfur batteries based on hierarchically ordered sulfur particles and preparation method thereof11 Jun 2026US 2026/0162998 A1Postech Research and Business Development Foundation
- Resin composition and article made therefrom30 Apr 2026US 2026/0117047 A1Elite Electronic Material (Zhongshan) Co., Ltd.
- Fire retardant polymers19 Mar 2026US 2026/0078224 A1Board of Regents of the Nevada System of Higher Education, on behalf of the University of Nevada
Most cited
By later US patents
- Biodegradable polymers, compositions, articles and methods for making and using the same63US 6,238,687 B1The Johns Hopkins University School of Medicine · 2001
- Biodegradable poly(phosphate esters)45US 5,256,765 AThe Johns Hopkins University School of Medicine · 1993
- Biodegradable poly(phosphoesters)44US 5,194,581 A1993
- Solution polymerization of high molecular weight poly(phosphoesters) in toluene44US 5,952,451 AGuilford Pharmaceuticals Inc. · 1999
- Novel phosphorus- and bromine-containing polymers42US 4,072,658 AKanebo, Ltd. · 1978