C08G 18/34
Carboxylic acids
Official title: Carboxylic acids; Esters thereof with monohydroxyl compounds
C08G18/34 (Carboxylic acids) appears on 820 US grants and 1,022 published applications in this corpus.
Search patents in C08G- Granted patents
- 820
- Published applications
- 1,022
- Assignees
- 442
- Inventors
- 2,673
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 8 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 10 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 3 |
| 2002 | 6 | 7 |
| 2003 | 7 | 10 |
| 2004 | 7 | 12 |
| 2005 | 4 | 13 |
| 2006 | 8 | 12 |
| 2007 | 5 | 11 |
| 2008 | 5 | 22 |
| 2009 | 7 | 31 |
| 2010 | 11 | 23 |
| 2011 | 10 | 25 |
| 2012 | 19 | 27 |
| 2013 | 14 | 37 |
| 2014 | 24 | 38 |
| 2015 | 35 | 54 |
| 2016 | 29 | 61 |
| 2017 | 35 | 54 |
| 2018 | 44 | 66 |
| 2019 | 50 | 86 |
| 2020 | 59 | 67 |
| 2021 | 63 | 60 |
| 2022 | 42 | 87 |
| 2023 | 36 | 67 |
| 2024 | 39 | 71 |
| 2025 | 42 | 42 |
| 2026 | 37 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aqueous self-crosslinkable polyurethane dispersions22 Sep 2026US 12,742,035 B2BASF SE
- Cardanol-based reactive diluents and their use and preparation15 Sep 2026US 12,735,381 B2Covestro (Netherlands) B.V.
- Solventless adhesive compositions and laminate materials prepared with the same15 Sep 2026US 12,735,612 B2Arkema France
- Compound, binder resin, negative-type photosensitive resin composition, and display device comprising black bank formed using same15 Sep 2026US 12,736,876 B2LG Chem.Ltd.
- Dispersions that are substantially free of volatile organic compounds and that have a high solids content8 Sep 2026US 12,729,266 B2Stahl International B.V.
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof27 Aug 2026US 2026/0250455 A1Wanhua Chemical Group Co., Ltd.
- Protective film, optical article including the same, and method for preparing the protective film27 Aug 2026US 2026/0250521 A1Electronics and Telecommunications Research Institute
- Process for producing low gloss coating surface by radiation curing20 Aug 2026US 2026/0241413 A1Covestro LLC
- Method for coating a substrate13 Aug 2026US 2026/0234411 A1Lamberti SPA
- Method for forming multilayer coating film and clear coating used for producing multilayer coating film13 Aug 2026US 2026/0234437 A1BASF Coatings GmbH
Most cited
By later US patents
- Polyurethane polymers characterized by lactone groups and hydroxyl groups in the polymer backbone158US 4,156,067 ATyndale Plains-Hunter, Ltd. · 1979
- Vinyl functionalized urethane resins for powder coating compositions117US 10,072,179 B2Dsm IP Assets B.V. · 2018
- Polyurethane polymers characterized by lactone groups and hydroxyl groups in the polymer backbone95US 4,156,066 ATyndale Plains-Hunter, Ltd. · 1979
- Aqueous radiation curable polyurethane compositions82US 8,853,318 B2Allnex Belgium S.A. · 2014
- Curable composition for use in a high temperature lithography-based photopolymerization process and method of producing crosslinked polymers therefrom78US 11,174,338 B2Align Technology, Inc. · 2021