C09D 163/00
Coating compositions based on epoxy resins
Official title: Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
C09D163/00 (Coating compositions based on epoxy resins) appears on 3,355 US grants and 3,283 published applications in this corpus.
Search patents in C09D- Granted patents
- 3,355
- Published applications
- 3,283
- Assignees
- 1,422
- Inventors
- 8,477
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 42 | 0 |
| 1978 | 55 | 0 |
| 1979 | 35 | 0 |
| 1980 | 33 | 0 |
| 1981 | 51 | 0 |
| 1982 | 54 | 0 |
| 1983 | 52 | 0 |
| 1984 | 57 | 0 |
| 1985 | 48 | 0 |
| 1986 | 28 | 0 |
| 1987 | 46 | 0 |
| 1988 | 59 | 0 |
| 1989 | 53 | 0 |
| 1990 | 36 | 0 |
| 1991 | 63 | 0 |
| 1992 | 50 | 0 |
| 1993 | 55 | 0 |
| 1994 | 42 | 0 |
| 1995 | 46 | 0 |
| 1996 | 56 | 0 |
| 1997 | 47 | 0 |
| 1998 | 64 | 0 |
| 1999 | 56 | 0 |
| 2000 | 61 | 0 |
| 2001 | 66 | 13 |
| 2002 | 76 | 45 |
| 2003 | 45 | 79 |
| 2004 | 47 | 75 |
| 2005 | 35 | 57 |
| 2006 | 41 | 41 |
| 2007 | 20 | 64 |
| 2008 | 23 | 63 |
| 2009 | 21 | 66 |
| 2010 | 26 | 96 |
| 2011 | 35 | 86 |
| 2012 | 41 | 105 |
| 2013 | 55 | 129 |
| 2014 | 75 | 134 |
| 2015 | 86 | 235 |
| 2016 | 123 | 214 |
| 2017 | 147 | 195 |
| 2018 | 135 | 166 |
| 2019 | 136 | 209 |
| 2020 | 157 | 218 |
| 2021 | 150 | 190 |
| 2022 | 140 | 203 |
| 2023 | 126 | 177 |
| 2024 | 127 | 159 |
| 2025 | 113 | 150 |
| 2026 | 84 | 114 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Epoxy resin curing agent, epoxy resin composition, and paint6 Oct 2026US 12,753,270 B2Mitsubishi Gas Chemical Company, Inc.
- Method for producing a laminate of wood and cementitious compositions6 Oct 2026US 12,753,319 B2Empa EidgenöSsische MaterialprüFungs- Und Forschungsanstalt
- Two-coat single cure powder coating15 Sep 2026US 12,734,549 B2The Sherwin-Williams Company
- Gypsum board including a coated facing material15 Sep 2026US 12,735,358 B2Gold Bond Building Products, LLC
- Precursor for super-hydrophobic composite coating and preparation method therefor15 Sep 2026US 12,735,603 B2Soochow University
- Adsorptive coatings for metal surfaces and related methods8 Oct 2026US 2026/0308400 A1Research Triangle Institute
- Powder coating composition1 Oct 2026US 2026/0297338 A1PPG Powder Coatings (Shanghai) Co., Ltd.
- Systems and methods for improved lap shear strength and displacement of two-component structural adhesives1 Oct 2026US 2026/0297374 A1PPG Industries Ohio, Inc.
- Resin composition, brake rotor, set for preparing brake rotor, method of producing brake rotor, and brake1 Oct 2026US 2026/0298301 A1
- Electrostatic dissipative coatings24 Sep 2026US 2026/0286146 A1Icp Construction, Inc.
Most cited
By later US patents
- Color plus clear coatings employing polyepoxides and polyacid curing agents in the clear coat164US 4,681,811 APPG Industries, Inc. · 1987
- Photochromic epoxy resin coating composition and articles having such a coating116US 6,268,055 B1PPG Industries Ohio, Inc. · 2001
- Water-borne coating composition made from epoxy resin, polymeric acid and tertiary amine111US 4,247,439 AE. I. Du Pont de Nemours and Company · 1981
- Aqueous coating comprising dispersible epoxy resin-acid polymer ester and diluent polymer, and method of preparation110US 4,446,258 AMobil Oil Corporation · 1984
- Crosslinkable compositions containing polyepoxides and polyacid curing agents109US 4,764,430 APPG Industries, Inc. · 1988