C08F 32/02
Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in
Official title: having no condensed rings
C08F32/02 (Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in) appears on 81 US grants and 80 published applications in this corpus.
Search patents in C08F- Granted patents
- 81
- Published applications
- 80
- Assignees
- 51
- Inventors
- 205
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 4 | 7 |
| 2015 | 4 | 3 |
| 2016 | 3 | 7 |
| 2017 | 4 | 13 |
| 2018 | 6 | 12 |
| 2019 | 14 | 5 |
| 2020 | 7 | 8 |
| 2021 | 6 | 1 |
| 2022 | 3 | 6 |
| 2023 | 3 | 3 |
| 2024 | 2 | 1 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ring opening metathesis catalyst systems for cyclic olefin polymerization17 Feb 2026US 12,552,878 B2ExxonMobil Chemical Patents Inc.
- Branched polymers21 Oct 2025US 12,448,467 B2The University of Liverpool
- Dental composition26 Aug 2025US 12,396,929 B2DENTSPLY SIRONA Inc.
- Method for producing fluorine-containing polymer and composition thereof29 Apr 2025US 12,286,513 B2Daikin Industries, Ltd.
- Adhesion promoters and gel-modifiers for olefin metathesis compositions23 Jul 2024US 12,043,573 B2Materia, Inc.
- Resin composition, film, film set, optical waveguide, opto-electric composite substrate, and electronic component30 Jul 2026US 2026/0218020 A1Sumitomo Bakelite Co., Ltd.
- Long shelf-life stable mass polymerizable polycycloolefin compositions containing pyridine ligated palladium compounds17 Apr 2025US 2025/0122402 A1Promerus, LLC
- Tethered alkylidenes from organoazides for cyclic polymer synthesis6 Feb 2025US 2025/0043067 A1University of Florida Research Foundation, Inc.
- Electro-optic polymer6 Jun 2024US 2024/0182607 A1Murata Manufacturing Co., Ltd.
- Improved Ring Opening Metathesis Catalyst Systems for Cyclic Olefin Polymerization25 May 2023US 2023/0159670 A1ExxonMobil Chemical Patents Inc.
Most cited
By later US patents
- Process for the preparation of an olefin polymer110US 5,204,429 AHoechst Aktiengesellschaft · 1993
- Cycloolefin polymer container with a scratch resistant and anti-static coating15US 10,780,021 B2Sio2 Medical Products, Inc. · 2020
- Biochemical process13US 4,508,822 AImperial Chemical Industries PLC · 1985
- Process for producing cyclopentadiene resin10US 4,330,448 ANippon Zeon Co., Ltd. · 1982
- Rubber composition suitable for grips of articles and grip made thereof9US 5,482,993 ASumitomo Rubber Industries, Ltd. · 1996