C08G 18/58
Epoxy resins
Official title: Epoxy resins {(C08G18/42, C08G18/48 take precedence; reaction products of epoxy resins with at least equivalent amounts of compounds containing active hydrogen C08G18/6407, with at least equivalent amounts of amines C08G18/6415; polymeric products of isocyanates or isothiocyanates with epoxy compounds having no active hydrogen C08G18/003)}
C08G18/58 (Epoxy resins) appears on 429 US grants and 300 published applications in this corpus.
Search patents in C08G- Granted patents
- 429
- Published applications
- 300
- Assignees
- 235
- Inventors
- 1,146
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 15 | 0 |
| 1982 | 3 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 11 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 14 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 17 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 12 | 0 |
| 1999 | 16 | 0 |
| 2000 | 11 | 0 |
| 2001 | 5 | 2 |
| 2002 | 13 | 5 |
| 2003 | 7 | 7 |
| 2004 | 5 | 13 |
| 2005 | 4 | 14 |
| 2006 | 4 | 13 |
| 2007 | 6 | 9 |
| 2008 | 3 | 7 |
| 2009 | 4 | 4 |
| 2010 | 2 | 8 |
| 2011 | 2 | 9 |
| 2012 | 4 | 9 |
| 2013 | 3 | 12 |
| 2014 | 5 | 9 |
| 2015 | 7 | 15 |
| 2016 | 13 | 18 |
| 2017 | 10 | 10 |
| 2018 | 13 | 13 |
| 2019 | 7 | 12 |
| 2020 | 11 | 14 |
| 2021 | 14 | 25 |
| 2022 | 14 | 19 |
| 2023 | 8 | 23 |
| 2024 | 18 | 15 |
| 2025 | 9 | 10 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Resin composition, cured product, sealing material, adhesive, insulating material, coating material, prepreg, multilayered body, and fiber-reinforced composite material23 Jun 2026US 12,662,567 B2Mitsubishi Gas Chemical Company, Inc.
- Waterborne polyurethane-epoxy resin based primer composition and its preparation method thereof26 May 2026US 12,637,584 B2BASF Coatings GmbH
- Curable compositions12 May 2026US 12,624,152 B2PPG Industries Ohio, Inc.
- Adhesive for electrical storage device packaging material, electrical storage device packaging material, electrical storage device container, and electrical storage device5 May 2026US 12,617,987 B2artience Co., Ltd.
- Polymer resin compound, method for producing same, and photosensitive resin composition comprising same17 Mar 2026US 12,577,393 B2LG Chem.Ltd.
- Two Component Solvent Based Laminating Adhesive for Medical Cold Forming Packages13 Aug 2026US 2026/0234452 A1Arkema France
- One-component polyurethane-modified epoxy resin emulsion, and preparation method and use thereof9 Jul 2026US 2026/0193402 A1Hubei Borui Polymer Materials Co., Ltd.
- Moisture and heat-curable sealing composition21 May 2026US 2026/0139170 A1Sika Technology AG
- Coating composition30 Apr 2026US 2026/0117075 A1G & S Solution GmbH
- Low-density anti-corrosion primer with strong adhesion to heavy flash rust surface and preparation method thereof12 Feb 2026US 2026/0042916 A1Marine Chemical Research Institute Co., Ltd.
Most cited
By later US patents
- Protective and decorative sheet material having a transparent topcoat69US 5,114,789 AEastman Kodak Company · 1992
- Porous and non-porous intumescent masses66US 4,740,527 ABayer Aktiengesellschaft · 1988
- Wet-on-wet coating process64US 4,375,498 APeintures Corona S.A. · 1983
- Chip resistant, vibration damping coatings for vehicles51US 6,153,709 AEssex Specialty Products, Inc. · 2000
- Aqueous cationic coating from amine-epoxy adduct, polyamide, and semiblocked polyisocyanate, acid salt48US 4,036,795 AKansai Paint Co., Ltd. · 1977