C08F 112/32
Containing two or more rings
Official title: containing two or more rings
C08F112/32 (Containing two or more rings) appears on 23 US grants and 39 published applications in this corpus.
Search patents in C08F- Granted patents
- 23
- Published applications
- 39
- Assignees
- 33
- Inventors
- 142
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 3 | 4 |
| 2018 | 3 | 3 |
| 2019 | 3 | 3 |
| 2020 | 0 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 3 |
| 2024 | 1 | 4 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymers, formulations, organic optoelectronic devices, and applications thereof16 Jun 2026US 12,660,407 B2Zhejiang Brilliant Optoelectronics Technology Co., Ltd.
- Curable composition, film forming method and article manufacturing method15 Apr 2025US 12,275,854 B2Canon Kabushiki Kaisha
- Polymer, coating composition comprising same, and organic light emitting element using same30 Jan 2024US 11,884,836 B2LG Chem, Ltd.
- Polymer, coating composition comprising same, and organic light-emitting device using same28 Jun 2022US 11,374,175 B2LG Chem, Ltd.
- Functional polymer of styrene derivative and anionic polymerization preparation method thereof23 Feb 2021US 10,927,208 B2Zhejiang Zhongli Synthetic Material Technology Co., Ltd.
- Dispersants, dispersant concentrates, conductive carbon dispersions, and electrode slurry compositions, and methods of making and use thereof18 Jun 2026US 2026/0171421 A1Infineum International Limited
- Curable composition, film forming method and article manufacturing method6 Feb 2025US 2025/0043138 A1Canon Kabushiki Kaisha
- Hydrocarbon Polymer Modifiers Having High Aromaticity and Low Molecular Weight and Uses Thereof9 Jan 2025US 2025/0011630 A1
- Imidazolium-based poly(ionic liquid)s and use therefore25 Jul 2024US 2024/0247090 A1Versum Materials US, LLC
- Curable composition, film forming method and article manufacturing method13 Jun 2024US 2024/0191088 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Cyclopropenium polymers and methods for making the same28US 9,758,606 B2The Trustees of Columbia University in the City of New York · 2017
- Polymers of 2-vinyl-fluorenone and derivatives thereof9US 4,009,151 AXerox Corporation · 1977
- Ether-based polymers as photo-crosslinkable dielectrics4US 10,020,456 B2BASF SE · 2018
- Composites comprising novel RTIL-based polymers, and methods of making and using same4US 9,687,840 B2The Regents of the University of Colorado, a body corporate · 2017
- Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same3US 7,378,471 B2Samsung SDI.Co., Ltd. · 2008