C08F 32/08
Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in
Official title: having two condensed rings (coumarone-indene polymers C08F244/00)
C08F32/08 (Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in) appears on 144 US grants and 134 published applications in this corpus.
Search patents in C08F- Granted patents
- 144
- Published applications
- 134
- Assignees
- 83
- Inventors
- 370
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 10 | 15 |
| 2003 | 10 | 7 |
| 2004 | 5 | 5 |
| 2005 | 3 | 4 |
| 2006 | 4 | 2 |
| 2007 | 4 | 4 |
| 2008 | 1 | 4 |
| 2009 | 1 | 1 |
| 2010 | 0 | 7 |
| 2011 | 5 | 5 |
| 2012 | 6 | 6 |
| 2013 | 2 | 3 |
| 2014 | 6 | 3 |
| 2015 | 4 | 4 |
| 2016 | 3 | 3 |
| 2017 | 2 | 8 |
| 2018 | 4 | 11 |
| 2019 | 4 | 3 |
| 2020 | 6 | 4 |
| 2021 | 4 | 8 |
| 2022 | 4 | 5 |
| 2023 | 6 | 4 |
| 2024 | 2 | 6 |
| 2025 | 3 | 5 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Complex catalyst containing imine-based ligand for polymerizing cyclic olefin-based monomer and method for preparing cyclic olefin-based polymer using same1 Sep 2026US 12,723,114 B2Kyungpook National University Industry-Academic Cooperation Foundation
- Sulfur-containing unsaturated hydrocarbon polymer and method for production thereof, additive for rubber, rubber composition, and tire5 May 2026US 12,617,878 B2ENEOS Materials Corporation
- Cycloolefin resin cured product having oxygen barrier properties10 Mar 2026US 12,570,774 B2Rimtec Corporation
- Compositions comprising romp catalyst and dispersant, cartridges, and methods7 Oct 2025US 12,435,163 B23M Innovative Properties Company
- Dental composition26 Aug 2025US 12,396,929 B2DENTSPLY SIRONA Inc.
- Fluorine-containing cyclic olefin (co)polymer and method for producing same17 Sep 2026US 2026/0275010 A1Daikin Industries, Ltd.
- Electroactive polymer, methods for the manufacture thereof, and use for electrochemical gas separation3 Sep 2026US 2026/0258169 A1Verdox, Inc.
- Resist composition, resist pattern formation method, compound, and polymer compound3 Sep 2026US 2026/0259490 A1Tokyo Ohka Kogyo.Co., Ltd.
- Resin composition, prepreg, resin film, metal-clad laminate, printed wiring board, semiconductor package, and acenaphthylene homopolymer27 Aug 2026US 2026/0250498 A1Resonac Corporation
- Catalyst liquid and polymerizable composition7 May 2026US 2026/0125499 A1Rimtec Corporation
Most cited
By later US patents
- Process for the preparation of cycloolefin polymers185US 5,087,677 AHoechst Aktiengesellschaft · 1992
- Catalyst and methods for polymerizing cycloolefins95US 6,455,650 B1The B. F. Goodrich Company · 2002
- Olefin polymerization process94US 5,714,556 AE. I. DuPont de Nemours and Company · 1998
- Process for making polymers containing a norbornene repeating unit by addition polymerization using an organo (nickel or palladium) complex85US 5,468,819 AThe B. F. Goodrich Company · 1995
- Ester compounds, polymers, resist composition and patterning process62US 6,147,249 AShin-Etsu Chemical Co., Ltd. · 2000