C08G 18/4202
Two or more polyesters of different physical or chemical nature
Official title: {Two or more polyesters of different physical or chemical nature (C08G18/44 takes precedence)}
C08G18/4202 (Two or more polyesters of different physical or chemical nature) appears on 395 US grants and 495 published applications in this corpus.
Search patents in C08G- Granted patents
- 395
- Published applications
- 495
- Assignees
- 260
- Inventors
- 1,427
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 4 |
| 2002 | 10 | 14 |
| 2003 | 10 | 13 |
| 2004 | 7 | 14 |
| 2005 | 10 | 12 |
| 2006 | 8 | 11 |
| 2007 | 7 | 16 |
| 2008 | 1 | 10 |
| 2009 | 4 | 16 |
| 2010 | 5 | 24 |
| 2011 | 7 | 11 |
| 2012 | 6 | 21 |
| 2013 | 10 | 7 |
| 2014 | 9 | 10 |
| 2015 | 16 | 17 |
| 2016 | 13 | 21 |
| 2017 | 15 | 22 |
| 2018 | 13 | 23 |
| 2019 | 13 | 22 |
| 2020 | 14 | 35 |
| 2021 | 24 | 32 |
| 2022 | 13 | 43 |
| 2023 | 27 | 20 |
| 2024 | 17 | 27 |
| 2025 | 16 | 31 |
| 2026 | 9 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aqueous self-crosslinkable polyurethane dispersions22 Sep 2026US 12,742,035 B2BASF SE
- 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.
- Waterborne coating composition23 Jun 2026US 12,662,608 B2Arkema France
- Synthetic leather2 Jun 2026US 12,644,225 B2DIC Corporation
- Anti-condensation composition, anti-condensation liquid cooling plate, preparation method and application thereof19 May 2026US 12,630,713 B2Jiangsu Changneng Energy-saving New Materials Science & Technology Co., LTD.
- Use of Thermolatent Catalyst to Improve Properties of Single-Layer Polyurethane Coatings17 Sep 2026US 2026/0275062 A1Covestro Deutschland AG
- Production of flame-retardent polyurethane foam10 Sep 2026US 2026/0265440 A1Evonik Operations GmbH
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof27 Aug 2026US 2026/0250455 A1Wanhua Chemical Group Co., Ltd.
- Solventless adhesive compositions and laminate materials prepared with the same27 Aug 2026US 2026/0250566 A1Arkema France
- A method for floating microspheres in a (meth)acrylic polyurethane copolymer and articles thereof20 Aug 2026US 2026/0242615 A13M Innovative Properties Company
Most cited
By later US patents
- Membranes of polyurethane based materials including polyester polyols423US 6,013,340 ANIKE, Inc. · 2000
- Membranes of polyurethane based materials including polyester polyols364US 6,321,465 B1NIKE, Inc. · 2001
- Barrier members including a barrier layer employing polyester polyols295US 6,203,868 B1NIKE, Inc. · 2001
- Viscoelastic resin composition for vibration-damping material100US 5,183,863 ANippon Steel Corporation · 1993
- Biocompatible block copolymer93US 5,665,831 A1997