C08G 18/4845
Containing oxypropylene or higher oxyalkylene end groups
Official title: {containing oxypropylene or higher oxyalkylene end groups}
C08G18/4845 (Containing oxypropylene or higher oxyalkylene end groups) appears on 157 US grants and 246 published applications in this corpus.
Search patents in C08G- Granted patents
- 157
- Published applications
- 246
- Assignees
- 122
- Inventors
- 738
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 5 |
| 2008 | 0 | 4 |
| 2009 | 1 | 7 |
| 2010 | 3 | 4 |
| 2011 | 1 | 3 |
| 2012 | 4 | 5 |
| 2013 | 3 | 7 |
| 2014 | 2 | 6 |
| 2015 | 9 | 7 |
| 2016 | 5 | 6 |
| 2017 | 6 | 7 |
| 2018 | 3 | 14 |
| 2019 | 11 | 16 |
| 2020 | 9 | 24 |
| 2021 | 11 | 28 |
| 2022 | 8 | 29 |
| 2023 | 15 | 23 |
| 2024 | 15 | 19 |
| 2025 | 21 | 17 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyol premixes, thermally insulating rigid polyurethane foams and methods for their production22 Sep 2026US 12,742,034 B2Covestro LLC
- Stabile silane modified polymer composition and method23 Jun 2026US 12,662,568 B2Momentive Performance Materials Inc.
- Polyurethane composition12 May 2026US 12,624,146 B2Dow Global Technologies LLC
- Dimensionally stable, wipe-on, modified-polyether-polyurethane-based adhesive compound12 May 2026US 12,624,263 B2Henkel AG & Co. KGaA
- Polyurethane adhesive composition and method for preparing same10 Feb 2026US 12,545,824 B2Hyundai Motor Company
- Polyurethane foam having tuneable porosity in wide range10 Sep 2026US 2026/0265443 A1Shell USA, Inc.
- Adhesive composition, cured body, and adhesive for electronic devices23 Jul 2026US 2026/0209581 A1Sekisui Chemical Co., Ltd.
- Polyurethane foam with eo/po copolymer16 Jul 2026US 2026/0201103 A1BASF SE
- Recyclable poly(urea-urethane) polymer and composite with dynamic hindered urea bonds (hubs)25 Jun 2026US 2026/0176402 A1Base SE
- Method for producing water-based moisture-permeable waterproof materials and water-based moisture-permeable waterproof resin18 Jun 2026US 2026/0167761 A1Nan Ya Plastics Corporation
Most cited
By later US patents
- Alkylene oxide adducts of vicinal toluenediamine27US 4,562,290 ABASF Wyandotte Corporation · 1985
- Polyurethane elastomers from EO/BO polyether polyols20US 4,745,170 AThe Dow Chemical Company · 1988
- Hydrophilic polyurethane foam16US 4,008,189 AOlin Corporation · 1977
- Flexible open-cell polyurethane foam15US 5,607,982 ABASF SE · 1997
- Process for the production of elastic shaped articles14US 4,298,701 ABayer Aktiengesellschaft · 1981