C08K 5/523
With hydroxyaryl compounds
Official title: with hydroxyaryl compounds
C08K5/523 (With hydroxyaryl compounds) appears on 609 US grants and 751 published applications in this corpus.
Search patents in C08K- Granted patents
- 609
- Published applications
- 751
- Assignees
- 309
- Inventors
- 1,819
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 14 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 5 |
| 2002 | 23 | 22 |
| 2003 | 20 | 29 |
| 2004 | 31 | 31 |
| 2005 | 12 | 19 |
| 2006 | 12 | 34 |
| 2007 | 12 | 28 |
| 2008 | 14 | 24 |
| 2009 | 15 | 27 |
| 2010 | 18 | 36 |
| 2011 | 19 | 22 |
| 2012 | 15 | 37 |
| 2013 | 24 | 44 |
| 2014 | 29 | 53 |
| 2015 | 30 | 34 |
| 2016 | 17 | 39 |
| 2017 | 28 | 28 |
| 2018 | 22 | 33 |
| 2019 | 27 | 32 |
| 2020 | 23 | 29 |
| 2021 | 26 | 27 |
| 2022 | 16 | 25 |
| 2023 | 4 | 21 |
| 2024 | 14 | 22 |
| 2025 | 12 | 27 |
| 2026 | 7 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flame retardant polyamide11 Aug 2026US 12,703,772 B2BASF SE
- Self-extinguishing resin molded body9 Jun 2026US 12,649,846 B2Novacel
- Resin composition and article made therefrom5 May 2026US 12,617,895 B2Elite Electronic Material (Zhongshan) Co., Ltd.
- Non-dust blend17 Mar 2026US 12,577,370 B2Si Group, Inc.
- Gel gasket10 Mar 2026US 12,570,874 B2Nitto Denko Corporation
- Polycarbonate-based resin composition and molded article8 Oct 2026US 2026/0308318 A1Idemitsu Kosan Co., Ltd.
- Flame retardant, composition, and molded article1 Oct 2026US 2026/0297296 A1Adeka Corporation
- Phosphoric acid ester compositions for flame-retardant soft pvc with low volatility24 Sep 2026US 2026/0286021 A1LANXESS Deutschland GmbH
- Phosphorus-containing (meth)acryloyl compound, phosphorus-containing vinyl benzyl compound, production methods therefor, and flame-retardant resin composition and laminated board for electronic circuit board containing same13 Aug 2026US 2026/0234170 A1Nippon Steel Chemical & Material Co., Ltd.
- Flame retardant and use thereof13 Aug 2026US 2026/0234171 A1Shikoku Chemicals Corporation
Most cited
By later US patents
- Reduced density article119US 10,087,556 B2Sabic Global Technologies B.V. · 2018
- Flame resistant polycarbonate/ABS moulding compounds resistant to stress cracking95US 5,672,645 ABayer Aktiengesellschaft · 1997
- Formulations of cellulose esters with arylene-bis(diaryl phosphate)s74US 5,104,450 AEastman Kodak Company · 1992
- Hydrolytically stable, halogen-free flame retardant resin composition57US 5,455,292 AAsahi Kasei Kogyo Kabushiki Kaisha · 1995
- Flame-retardant resin composition49US 7,115,677 B2Polyplastics Co., Ltd. · 2006