C08K 5/13
Phenols
Official title: Phenols; Phenolates
C08K5/13 (Phenols) appears on 2,204 US grants and 2,478 published applications in this corpus.
Search patents in C08K- Granted patents
- 2,204
- Published applications
- 2,478
- Assignees
- 1,112
- Inventors
- 6,592
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 70 | 0 |
| 1977 | 39 | 0 |
| 1978 | 42 | 0 |
| 1979 | 23 | 0 |
| 1980 | 30 | 0 |
| 1981 | 30 | 0 |
| 1982 | 17 | 0 |
| 1983 | 13 | 0 |
| 1984 | 24 | 0 |
| 1985 | 18 | 0 |
| 1986 | 18 | 0 |
| 1987 | 15 | 0 |
| 1988 | 18 | 0 |
| 1989 | 33 | 0 |
| 1990 | 25 | 0 |
| 1991 | 29 | 0 |
| 1992 | 29 | 0 |
| 1993 | 28 | 0 |
| 1994 | 23 | 0 |
| 1995 | 21 | 0 |
| 1996 | 20 | 0 |
| 1997 | 18 | 0 |
| 1998 | 31 | 0 |
| 1999 | 29 | 0 |
| 2000 | 39 | 0 |
| 2001 | 29 | 11 |
| 2002 | 43 | 37 |
| 2003 | 37 | 54 |
| 2004 | 36 | 55 |
| 2005 | 33 | 61 |
| 2006 | 30 | 49 |
| 2007 | 31 | 36 |
| 2008 | 17 | 52 |
| 2009 | 20 | 71 |
| 2010 | 29 | 85 |
| 2011 | 39 | 74 |
| 2012 | 39 | 74 |
| 2013 | 42 | 88 |
| 2014 | 67 | 93 |
| 2015 | 53 | 125 |
| 2016 | 87 | 133 |
| 2017 | 86 | 112 |
| 2018 | 83 | 124 |
| 2019 | 80 | 160 |
| 2020 | 107 | 181 |
| 2021 | 111 | 132 |
| 2022 | 87 | 160 |
| 2023 | 105 | 157 |
| 2024 | 83 | 146 |
| 2025 | 78 | 119 |
| 2026 | 70 | 89 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polyoxymethylene compositions6 Oct 2026US 12,753,302 B2Delrin USA, LLC
- Polyolefin formulation containing combination of voltage stabilizer compounds29 Sep 2026US 12,747,334 B2Dow Global Technologies LLC
- Resin composition and cured film29 Sep 2026US 12,747,344 B2Advanced Echem Materials Company Limited
- Sulfate-containing or phosphate-containing, self-adhesive dental composite cement with good transparency15 Sep 2026US 12,735,521 B2Ivoclar Vivadent AG
- Curable composition set and article8 Sep 2026US 12,729,334 B2
- Composite material containing wood-based fibers and having high impact strength8 Oct 2026US 2026/0307303 A1
- Hot-Melt, Pressure-Sensitive Adhesive With A Wide Range Of Application-Temperature8 Oct 2026US 2026/0308424 A1Henry Company, LLC
- Composition, conductive film, capacitor and battery17 Sep 2026US 2026/0275059 A1Idemitsu Kosan Co., Ltd.
- Flame retardant copolyester compositions17 Sep 2026US 2026/0275101 A1Eastman Chemical Company
- Polycarbonate resin composition17 Sep 2026US 2026/0275105 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Radio-opaque polymer biomaterials182US 6,475,477 B1Rutgers, The State University · 2002
- Wettable olefin polymer fibers140US 4,578,414 AThe Dow Chemical Company · 1986
- Vulcanizable compositions based on copolymers of vinylidene fluoride and containing vulcanization accelerators which are aminophosphinic compounds104US 4,259,463 AMontedison S.p.A. · 1981
- Stabilized polyester-polycarbonate blends and stabilization process therefor101US 4,452,933 AGeneral Electric Company · 1984
- Golf ball95US 6,837,803 B2Bridgestone Sports Co.Ltd. · 2005