C08G 18/3228
Acyclic
Official title: {acyclic}
C08G18/3228 (Acyclic) appears on 363 US grants and 511 published applications in this corpus.
Search patents in C08G- Granted patents
- 363
- Published applications
- 511
- Assignees
- 259
- Inventors
- 1,404
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 4 |
| 2003 | 3 | 7 |
| 2004 | 4 | 10 |
| 2005 | 1 | 7 |
| 2006 | 4 | 16 |
| 2007 | 4 | 7 |
| 2008 | 5 | 6 |
| 2009 | 1 | 10 |
| 2010 | 8 | 6 |
| 2011 | 7 | 11 |
| 2012 | 7 | 16 |
| 2013 | 5 | 7 |
| 2014 | 10 | 16 |
| 2015 | 11 | 19 |
| 2016 | 14 | 13 |
| 2017 | 11 | 23 |
| 2018 | 13 | 38 |
| 2019 | 17 | 27 |
| 2020 | 22 | 51 |
| 2021 | 34 | 40 |
| 2022 | 26 | 48 |
| 2023 | 24 | 52 |
| 2024 | 24 | 38 |
| 2025 | 25 | 14 |
| 2026 | 20 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cover coating with good adhesion on polyurethane and polyurea membranes6 Oct 2026US 12,753,267 B2Sika Technology AG
- 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.
- Ink composition for 3D printing based on urea reaction and the 3D printing method using the same25 Aug 2026US 12,716,005 B23Dmaterials Co., Ltd.
- Fiber base material and artificial leather11 Aug 2026US 12,703,767 B2DIC Corporation
- Aqueous dispersion of polyurethane resin and coating agent3 Sep 2026US 2026/0258186 A1DKS Co. Ltd.
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof27 Aug 2026US 2026/0250455 A1Wanhua Chemical Group Co., Ltd.
- Process for producing low gloss coating surface by radiation curing20 Aug 2026US 2026/0241413 A1Covestro LLC
- Polyurethane urea and its preparation method20 Aug 2026US 2026/0242529 A1BASF SE
- Composition and method for preparing microencapsulated phase change materials20 Aug 2026US 2026/0242651 A1Dow Global Technologies LLC
Most cited
By later US patents
- Microcapsules with readily adjustable release rates88US 5,925,595 AMonsanto Company · 1999
- Silicone pressure sensitive adhesives, articles and methods83US 6,730,397 B23M Innovative Properties Company · 2004
- Interpenetrating polymer networks for contact lens production75US 5,674,942 AJohnson & Johnson Vision Products, Inc. · 1997
- Polyisocyanates which contain carbodiimide groups and which are stable in storage53US 4,294,719 ABayer Aktiengesellschaft · 1981
- Support matrices for immobilized enzymes49US 4,141,857 AUop LLC · 1979