C08G 18/3275
Containing two hydroxy groups
Official title: {containing two hydroxy groups}
C08G18/3275 (Containing two hydroxy groups) appears on 339 US grants and 447 published applications in this corpus.
Search patents in C08G- Granted patents
- 339
- Published applications
- 447
- Assignees
- 218
- Inventors
- 1,238
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 7 | 6 |
| 2003 | 6 | 6 |
| 2004 | 2 | 5 |
| 2005 | 1 | 7 |
| 2006 | 3 | 9 |
| 2007 | 0 | 7 |
| 2008 | 4 | 9 |
| 2009 | 5 | 12 |
| 2010 | 6 | 9 |
| 2011 | 4 | 13 |
| 2012 | 7 | 3 |
| 2013 | 8 | 18 |
| 2014 | 7 | 13 |
| 2015 | 11 | 19 |
| 2016 | 16 | 15 |
| 2017 | 17 | 22 |
| 2018 | 15 | 22 |
| 2019 | 17 | 39 |
| 2020 | 22 | 28 |
| 2021 | 28 | 38 |
| 2022 | 18 | 42 |
| 2023 | 22 | 39 |
| 2024 | 28 | 23 |
| 2025 | 25 | 23 |
| 2026 | 14 | 18 |
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
- Aziridinyl functional compound26 May 2026US 12,637,423 B2Covestro (Netherlands) B.V.
- Chemically modified shape memory polymer embolic foams with increased X-ray visualization19 May 2026US 12,630,664 B2The Texas A&M University System
- Preparation of polyurethane systems7 Apr 2026US 12,595,332 B2Evonik Operations GmbH
- Coating composition3 Mar 2026US 12,565,473 B2Covestro (Netherlands) B.V.
- Upcycling polyurethane foam by incorporation of dynamic covalent adaptable networks17 Sep 2026US 2026/0275023 A1Ford Global Technologies, LLC
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof27 Aug 2026US 2026/0250455 A1Wanhua Chemical Group Co., Ltd.
- Method for forming multilayer coating film and clear coating used for producing multilayer coating film13 Aug 2026US 2026/0234437 A1BASF Coatings GmbH
- Urethane resin-forming composition, urethane adhesive composition, adhesive for automobile structure, and cured product6 Aug 2026US 2026/0226330 A1
- Conductive elastic roller, process cartridge, and electrophotographic image forming apparatus6 Aug 2026US 2026/0227723 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Functionalized halogenated polymers for microencapsulation75US 7,052,766 B2SiPix Imaging, Inc. · 2006
- Polyisocyanates which contain carbodiimide groups and which are stable in storage53US 4,294,719 ABayer Aktiengesellschaft · 1981
- Symmetrical Polyurea-urethane fertilizer encapsulation40US 6,165,550 ABayer Aktiengesellschaft · 2000
- Flexible polyurethane foam, process for its production, and seat for automobile using the flexible polyurethane foam31US 7,825,166 B2Asahi Glass Company, Limited · 2010
- Blocked isocyanate diols and preparation thereof27US 4,284,572 ANational Starch and Chemical Corporation · 1981