C08G 18/4222
Derived from aromatic polyhydroxy compounds and polycarboxylic acids
Official title: {derived from aromatic polyhydroxy compounds and polycarboxylic acids}
C08G18/4222 (Derived from aromatic polyhydroxy compounds and polycarboxylic acids) appears on 36 US grants and 36 published applications in this corpus.
Search patents in C08G- Granted patents
- 36
- Published applications
- 36
- Assignees
- 29
- Inventors
- 126
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 3 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 7 |
| 2020 | 0 | 1 |
| 2021 | 7 | 3 |
| 2022 | 1 | 2 |
| 2023 | 1 | 6 |
| 2024 | 4 | 3 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low temperature cure coating compositions10 Feb 2026US 12,545,807 B2PPG Industries Ohio, Inc.
- Open cell polyurethane flame-retardant foams19 Aug 2025US 12,391,814 B2Icp Construction, Inc.
- Biaxially stretched polyamide film19 Aug 2025US 12,391,827 B2Toyobo Co., Ltd.
- Foam composites and methods of preparation thereof17 Dec 2024US 12,168,725 B2Westlake Royal Building Products (USA) Inc.
- Polyol compositions13 Aug 2024US 12,060,452 B2Presidium USA, Inc.
- Low temperature cure coating compositions7 May 2026US 2026/0125575 A1PPG Industries Ohio, Inc.
- Polyurethane adhesive6 Feb 2025US 2025/0043059 A1Dow Global Technologies LLC
- Process for the continuous production of aqueous polyurethane dispersions30 Jan 2025US 2025/0034313 A1BASF Coatings GmbH
- Coating composition14 Nov 2024US 2024/0376337 A1Kansai Paint Co., Ltd.
- Optical laminate and optical device22 Feb 2024US 2024/0061157 A1Nitto Denko Corporation
Most cited
By later US patents
- Radiation-curable prepolymer23US 4,164,486 ADainippon Ink and Chemicals, Inc. · 1979
- Resin dispersions having uniform particle diameters, resin particles and processes for producing both17US 7,005,480 B2Sanyo Chemical Industries, Ltd. · 2006
- Two-component urethane resin composition for polishing pad, polyurethane polishing pad, and method for producing polyurethane polishing pad13US 8,545,292 B2DIC Corporation · 2013
- Thermally-reversible isocyanate polymers12US 5,097,010 ABattelle Memorial Institute · 1992
- Thermally reversible isocyanate-based polymers12US 5,470,945 ABattelle Memorial Institute · 1995