C08G 65/2675
Phosphorus or compounds thereof
Official title: {Phosphorus or compounds thereof}
C08G65/2675 (Phosphorus or compounds thereof) appears on 36 US grants and 35 published applications in this corpus.
Search patents in C08G- Granted patents
- 36
- Published applications
- 35
- Assignees
- 31
- Inventors
- 149
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 2 | 4 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 3 | 3 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing polymer4 Aug 2026US 12,698,361 B2Nissan Chemical Corporation
- Method for sequence controllable block copolymerization of cyclic ester and epoxy monomers28 Apr 2026US 12,612,490 B2South China University of Technology
- Alkylene oxide polymerization using aluminum compounds and phosphorus-nitrogen bases14 Apr 2026US 12,600,816 B2Dow Global Technologies LLC
- Strain-hardened isotactic polymers and uses thereof19 Dec 2023US 11,845,862 B2Cornell University
- Phosphorus containing compounds and epoxy resins thereof3 Oct 2023US 11,773,217 B2Chang Chun Plastics Co., Ltd.
- Alkoxylation processes using monocationic and dicationic cyclopentadienyl phosphorus catalysts30 Jul 2026US 2026/0217912 A1Dow Global Technologies LLC
- Alkoxylation processes using phosphorus and double metal cyanide catalysts23 Jul 2026US 2026/0208173 A1Dow Global Technologies LLC
- Alkylene oxide polymerization using aluminum compounds and phosphorus-nitrogen bases2 Jul 2026US 2026/0184848 A1Dow Global Technologies LLC
- Low-odor phosphazene catalyst and use thereof30 Apr 2026US 2026/0115705 A1Changhua Chemical Technology Co., Ltd.
- Aromatic amine epoxy resin curing agent, insulating epoxy resin, and preparation method thereof30 Apr 2026US 2026/0117018 A1Xi' An Jiaotong University
Most cited
By later US patents
- Polyoxyalkylene polyols, derivatives thereof, and process for producing the polyoxyalkylene polyols26US 6,207,794 B1Mitsui Chemical, Inc. · 2001
- Curable resin composition17US 7,144,953 B2Kaneka Corporation · 2006
- Polymerization catalyst for alkylene oxide compound and production process of poly(alkylene oxide)14US 5,952,457 AMitsui Chemicals, Inc. · 1999
- Process for the production of oleochemical polyols14US 6,548,609 B2Resinas Y Materiales S.A. De C.V. · 2003
- Cyclic perfluoroaliphaticdisulfonic acid anhydrides13US 4,329,478 AMinnesota Mining and Manufacturing Company · 1982