C08L 2201/50
Aqueous dispersion
Official title: Aqueous dispersion, e.g. containing polymers with a glass transition temperature (Tg) above 20°C
C08L2201/50 (Aqueous dispersion) appears on 164 US grants and 245 published applications in this corpus.
Search patents in C08L- Granted patents
- 164
- Published applications
- 245
- Assignees
- 145
- Inventors
- 793
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 5 |
| 2005 | 1 | 5 |
| 2006 | 0 | 7 |
| 2007 | 3 | 1 |
| 2008 | 0 | 4 |
| 2009 | 3 | 2 |
| 2010 | 4 | 9 |
| 2011 | 1 | 9 |
| 2012 | 3 | 6 |
| 2013 | 2 | 12 |
| 2014 | 9 | 5 |
| 2015 | 6 | 12 |
| 2016 | 5 | 6 |
| 2017 | 11 | 17 |
| 2018 | 4 | 20 |
| 2019 | 13 | 8 |
| 2020 | 18 | 12 |
| 2021 | 11 | 21 |
| 2022 | 7 | 22 |
| 2023 | 4 | 29 |
| 2024 | 11 | 15 |
| 2025 | 13 | 11 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of polyamine- and/or polyalkanolamine-based carboxylic acid derivatives in aqueous polyurethane dispersions23 Jun 2026US 12,662,596 B2Evonik Operations GmbH
- Self-stabilized thermothickening colloids20 Jan 2026US 12,528,064 B2Northwestern University
- Polythiophene/polyanion compositions9 Dec 2025US 12,492,303 B2Agfa-Gevaert
- Titanium dioxide asphalt compositions25 Nov 2025US 12,479,997 B2CoolSeal LLC
- Crosslinkable reactive silicone organic copolymers dispersions23 Sep 2025US 12,421,342 B2Wacker Chemie AG
- Compositions for the formation of battery shutdown layers24 Sep 2026US 2026/0290910 A1
- Low-Swell Foam Composition10 Sep 2026US 2026/0265521 A1
- Rubber composition for pneumatic tyre and pneumatic tyre produced therefrom13 Aug 2026US 2026/0234375 A1
- Method of producing fluorine-containing polymer, aqueous dispersion, particle, and composition11 Jun 2026US 2026/0159681 A1AGC Inc.
- Method for producing fluoropolymer aqueous dispersion and fluoropolymer aqueous dispersion26 Mar 2026US 2026/0085137 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Vinyl acetate-ethylene copolymer emulsion and process for producing the same171US 5,070,134 ASumitomo Chemical Company, Limited · 1991
- Vinyl acetate-ethylene copolymer emulsion and process for producing the same169US 5,110,856 ASumitomo Chemical Company, Limited · 1992
- Aqueous compositions145US 6,299,936 B1BASF SE · 2001
- Water-dispersible hydrophobic thickening agent122US 4,432,881 AThe Dow Chemical Company · 1984
- Enhanced oil recovery process using a hydrophobic associative composition containing a hydrophilic/hydrophobic polymer67US 4,814,096 AThe Dow Chemical Company · 1989