C08F 2/18
Suspension polymerisation
C08F2/18 (Suspension polymerisation) appears on 566 US grants and 647 published applications in this corpus.
Search patents in C08F- Granted patents
- 566
- Published applications
- 647
- Assignees
- 288
- Inventors
- 1,656
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 10 | 0 |
| 1984 | 10 | 0 |
| 1985 | 11 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 13 | 0 |
| 2001 | 10 | 2 |
| 2002 | 7 | 10 |
| 2003 | 10 | 8 |
| 2004 | 5 | 8 |
| 2005 | 6 | 6 |
| 2006 | 4 | 7 |
| 2007 | 2 | 14 |
| 2008 | 3 | 15 |
| 2009 | 4 | 26 |
| 2010 | 7 | 33 |
| 2011 | 17 | 22 |
| 2012 | 13 | 29 |
| 2013 | 22 | 26 |
| 2014 | 18 | 34 |
| 2015 | 35 | 27 |
| 2016 | 21 | 26 |
| 2017 | 34 | 29 |
| 2018 | 20 | 37 |
| 2019 | 24 | 32 |
| 2020 | 30 | 41 |
| 2021 | 30 | 34 |
| 2022 | 36 | 40 |
| 2023 | 16 | 49 |
| 2024 | 14 | 39 |
| 2025 | 24 | 34 |
| 2026 | 16 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymers with low levels of volatile organic compounds and methods of making such polymers22 Sep 2026US 12,742,026 B2ExxonMobil Chemical Patents Inc.
- Porous resin used to solid phase synthesis and preparation method therefor22 Sep 2026US 12,742,051 B2Sunresin New Materials Co. Ltd.
- 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 of preparing polymer28 Jul 2026US 12,692,331 B2LG Chem.Ltd.
- Method for producing hollow particles12 May 2026US 12,623,198 B2Zeon Corporation
- Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds8 Oct 2026US 2026/0308284 A1Dow Global Technologies LLC
- Method for manufacturing vinylidene fluoride copolymer27 Aug 2026US 2026/0250439 A1Kureha Corporation
- Method for producing fluorinated polymer13 Aug 2026US 2026/0234297 A1AGC Inc.
- Method for producing fluoropolymer30 Jul 2026US 2026/0217871 A1Daikin Industries, Ltd.
- Polyvinyl alcohol-based polymer, dispersion stabilizing agent, and production method of vinyl-based polymer30 Jul 2026US 2026/0217872 A1Japan Vam & Poval Co., 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
- Polymerization processes and products therefrom125US 4,224,415 ARohm and Haas Company · 1980
- Process for preparing macroreticular resins, copolymers and products of said process123US 4,382,124 ARohm and Haas Company · 1983