C08G 18/0819
Containing anionic or anionogenic groups
Official title: {containing anionic or anionogenic groups}
C08G18/0819 (Containing anionic or anionogenic groups) appears on 1,643 US grants and 1,717 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,643
- Published applications
- 1,717
- Assignees
- 605
- Inventors
- 4,199
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 8 | 0 |
| 1978 | 13 | 0 |
| 1979 | 22 | 0 |
| 1980 | 11 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 9 | 0 |
| 1984 | 9 | 0 |
| 1985 | 11 | 0 |
| 1986 | 15 | 0 |
| 1987 | 11 | 0 |
| 1988 | 17 | 0 |
| 1989 | 21 | 0 |
| 1990 | 19 | 0 |
| 1991 | 27 | 0 |
| 1992 | 29 | 0 |
| 1993 | 23 | 0 |
| 1994 | 40 | 0 |
| 1995 | 19 | 0 |
| 1996 | 27 | 0 |
| 1997 | 40 | 0 |
| 1998 | 42 | 0 |
| 1999 | 40 | 0 |
| 2000 | 46 | 0 |
| 2001 | 40 | 16 |
| 2002 | 55 | 41 |
| 2003 | 58 | 83 |
| 2004 | 47 | 83 |
| 2005 | 33 | 61 |
| 2006 | 29 | 79 |
| 2007 | 29 | 54 |
| 2008 | 26 | 77 |
| 2009 | 36 | 84 |
| 2010 | 32 | 65 |
| 2011 | 44 | 77 |
| 2012 | 34 | 78 |
| 2013 | 36 | 76 |
| 2014 | 50 | 68 |
| 2015 | 67 | 82 |
| 2016 | 42 | 62 |
| 2017 | 52 | 60 |
| 2018 | 50 | 65 |
| 2019 | 51 | 79 |
| 2020 | 51 | 73 |
| 2021 | 64 | 62 |
| 2022 | 43 | 86 |
| 2023 | 31 | 70 |
| 2024 | 37 | 54 |
| 2025 | 47 | 41 |
| 2026 | 27 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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.
- Water-dispersible polyisocyanate, aqueous polyurethane resin composition, and article25 Aug 2026US 12,715,956 B2Mitsui Chemicals, Inc.
- Urethane acrylic hybrid polymer dispersion with robust dry/wet adhesion and basecoats prepared therefrom28 Jul 2026US 12,692,338 B2Swimc LLC
- Aqueous polyurethane emulsion for ultra-thin polyurethane condom with low modulus and high strength, and preparation method therefor28 Jul 2026US 12,692,340 B2Reckitt Benckiser Health Limited
- Aqueous coating compositions based on self-crosslinking polyurethane dispersions21 Jul 2026US 12,686,737 B2Saint-Gobain Weber France
- Aqueous dispersion of polyurethane resin and coating agent3 Sep 2026US 2026/0258186 A1DKS Co. Ltd.
- Modified bio-based waterborne polyurethane, method for preparing same, and use thereof27 Aug 2026US 2026/0250452 A1Mojia (Shanghai) Biotech 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
- Method for coating a substrate13 Aug 2026US 2026/0234411 A1Lamberti SPA
Most cited
By later US patents
- Golf ball comprising anionic polyurethane or polyurea ionomers and method of making the same185US 6,207,784 B1Acushnet Company · 2001
- Polyurethane polymers characterized by lactone groups and hydroxyl groups in the polymer backbone158US 4,156,067 ATyndale Plains-Hunter, Ltd. · 1979
- Aqueous polyurethane dispersions from solvent-free prepolymers using sulfonate diols142US 4,108,814 ABayer Aktiengesellschaft · 1978
- Aqueous coating composition based on specific two-component polyurethanes and to a process for its production137US 5,075,370 ABayer Aktiengesellschaft · 1991
- Process for improving impact resistance of coated plastic substrates131US 5,316,791 ASDC Coatings, Inc. · 1994