C08F 2/20
With the aid of macromolecular dispersing agents
Official title: with the aid of macromolecular dispersing agents
C08F2/20 (With the aid of macromolecular dispersing agents) appears on 267 US grants and 308 published applications in this corpus.
Search patents in C08F- Granted patents
- 267
- Published applications
- 308
- Assignees
- 166
- Inventors
- 841
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 2 |
| 2003 | 5 | 4 |
| 2004 | 1 | 2 |
| 2005 | 3 | 2 |
| 2006 | 2 | 2 |
| 2007 | 1 | 9 |
| 2008 | 1 | 3 |
| 2009 | 1 | 9 |
| 2010 | 5 | 14 |
| 2011 | 5 | 11 |
| 2012 | 8 | 12 |
| 2013 | 10 | 18 |
| 2014 | 10 | 17 |
| 2015 | 19 | 15 |
| 2016 | 11 | 18 |
| 2017 | 17 | 16 |
| 2018 | 14 | 18 |
| 2019 | 11 | 17 |
| 2020 | 17 | 21 |
| 2021 | 17 | 16 |
| 2022 | 19 | 22 |
| 2023 | 5 | 19 |
| 2024 | 9 | 21 |
| 2025 | 10 | 8 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vinyl alcohol polymer, method for producing vinyl alcohol polymer, dispersant for suspension polymerization, dispersion aid for suspension polymerization, and method for producing vinyl polymer4 Aug 2026US 12,698,355 B2Kuraray Co., Ltd.
- Method for producing fluoropolymer, polytetrafluoroethylene composition, and polytetrafluoroethylene powder28 Apr 2026US 12,612,477 B2Daikin Industries, Ltd.
- Polyvinyl alcohol-based resin, method for producing polyvinyl alcohol-based resin, dispersant and dispersant for suspension polymerization28 Apr 2026US 12,612,478 B2Mitsubishi Chemical Corporation
- Method for producing fluoropolymer24 Mar 2026US 12,583,947 B2Daikin Industries, Ltd.
- Dispersant for suspension polymerization, method for producing dispersant for suspension polymerization, and method for producing vinyl polymer particles3 Mar 2026US 12,565,547 B2Kuraray Co., Ltd.
- Method for manufacturing vinylidene fluoride copolymer27 Aug 2026US 2026/0250439 A1Kureha Corporation
- Method for producing fluorinated polymer13 Aug 2026US 2026/0234297 A1AGC Inc.
- Polyvinyl alcohol-based polymer, dispersion stabilizing agent, and production method of vinyl-based polymer30 Jul 2026US 2026/0217872 A1Japan Vam & Poval Co., Ltd.
- Polyvinyl alcohol-based polymer, dispersion stabilizing agent, and production method of vinyl-based polymer23 Jul 2026US 2026/0209412 A1Japan Vam & Poval Co., Ltd.
- Method for producing fluoropolymer, polytetrafluoroethylene composition, and polytetrafluoroethylene powder16 Jul 2026US 2026/0201088 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Supports useful for molecular imprinting technology247US 5,959,050 A1999
- Process and apparatus for preparing uniform size polymer beads179US 4,444,961 AThe Dow Chemical Company · 1984
- Dispersing assistant for emulsion and suspension polymerization166US 7,816,441 B2BASF SE · 2010
- Molecularly imprinted beaded polymers and stabilized suspension polymerization of the same in perfluorocarbon liquids96US 5,872,198 A1999
- Particles containing absorbed liquids and methods of making them92US 6,024,943 A2000