C08K 5/5393
Phosphonous compounds
Official title: Phosphonous compounds, e.g. R—P(OR')2
C08K5/5393 (Phosphonous compounds) appears on 121 US grants and 106 published applications in this corpus.
Search patents in C08K- Granted patents
- 121
- Published applications
- 106
- Assignees
- 86
- Inventors
- 331
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 3 |
| 2006 | 1 | 1 |
| 2007 | 1 | 3 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 1 | 6 |
| 2011 | 3 | 3 |
| 2012 | 2 | 1 |
| 2013 | 1 | 3 |
| 2014 | 2 | 11 |
| 2015 | 4 | 13 |
| 2016 | 5 | 4 |
| 2017 | 8 | 5 |
| 2018 | 2 | 6 |
| 2019 | 4 | 7 |
| 2020 | 4 | 10 |
| 2021 | 5 | 5 |
| 2022 | 1 | 5 |
| 2023 | 6 | 3 |
| 2024 | 5 | 5 |
| 2025 | 0 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processing of weatherable poly(carbonate-co-monoarylate)s with balanced flow and impact properties15 Sep 2026US 12,735,566 B2Shpp Global Technologies B.V.
- High crystalline olefin polymer for high speed spinning26 May 2026US 12,637,557 B2W. R. Grace & Co.-Conn.
- Insulating resin composition and production method therefor, insulating tape and production method therefor, insulating layer formation method, and power cable and production method therefor21 May 2024US 11,990,253 B2Furukawa Electric Co., Ltd.
- Polyarylate resin composition and molded article using the same19 Mar 2024US 11,932,758 B2Unitika Ltd.
- Non-bromine, non-chlorine flame retardant, glass filled polycarbonate with improved multi-axial impact strength12 Mar 2024US 11,926,732 B2Sabic Global Technologies B.V.
- Flame resistant adhesive for film23 Jul 2026US 2026/0209569 A13M Innovative Properties Company
- Curable composition preparation kit, curable composition, cured product, and dental material26 Feb 2026US 2026/0053714 A1Kulzer GmbH
- Phosphorus-containing compound, manufacturing method thereof, flame-retardant polyphenylene oxide resin composition and cured product4 Dec 2025US 2025/0368669 A1National Chunghsing University
- Polycarbonate compositions5 Sep 2024US 2024/0294750 A1BASF SE
- Polyphenylene ether-based resin composition and molded article22 Aug 2024US 2024/0279462 A1Mitsubishi Engineering-Plastics Corporation
Most cited
By later US patents
- Polyester compositions58US 7,468,409 B2Eastman Chemical Company · 2008
- Benzene phosphonous acid compounds, their production and use as stabilizers for organic materials30US 4,075,163 ASandoz Ltd. · 1978
- Solid stabilizer composition for organic polymers, and process for preparing it24US 4,957,956 AEnichem Synthesis S.p.A. · 1990
- Stabilizer mixtures for plastics20US 4,806,580 ABASF SE · 1989
- Flame-retardant polyphenylene ether resin composition19US 4,198,492 AAsahi-Dow Limited · 1980