C08G 61/06
Prepared by ring-opening of carbocyclic compounds
Official title: prepared by ring-opening of carbocyclic compounds
C08G61/06 (Prepared by ring-opening of carbocyclic compounds) appears on 1,091 US grants and 979 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,091
- Published applications
- 979
- Assignees
- 364
- Inventors
- 2,132
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 17 | 0 |
| 1978 | 8 | 0 |
| 1979 | 10 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 13 | 0 |
| 1984 | 7 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 19 | 0 |
| 1990 | 28 | 0 |
| 1991 | 34 | 0 |
| 1992 | 28 | 0 |
| 1993 | 22 | 0 |
| 1994 | 20 | 0 |
| 1995 | 12 | 0 |
| 1996 | 15 | 0 |
| 1997 | 8 | 0 |
| 1998 | 21 | 0 |
| 1999 | 15 | 0 |
| 2000 | 21 | 0 |
| 2001 | 16 | 2 |
| 2002 | 25 | 27 |
| 2003 | 27 | 35 |
| 2004 | 20 | 23 |
| 2005 | 21 | 33 |
| 2006 | 22 | 29 |
| 2007 | 16 | 30 |
| 2008 | 15 | 24 |
| 2009 | 13 | 45 |
| 2010 | 32 | 26 |
| 2011 | 29 | 32 |
| 2012 | 25 | 32 |
| 2013 | 25 | 21 |
| 2014 | 27 | 33 |
| 2015 | 27 | 38 |
| 2016 | 25 | 39 |
| 2017 | 30 | 61 |
| 2018 | 36 | 62 |
| 2019 | 45 | 57 |
| 2020 | 46 | 61 |
| 2021 | 41 | 46 |
| 2022 | 38 | 55 |
| 2023 | 39 | 60 |
| 2024 | 36 | 49 |
| 2025 | 29 | 35 |
| 2026 | 20 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Efficient method of synthesizing linear oligomers and application to frontal ring-opening metathesis polymerization29 Sep 2026US 12,747,318 B2The Board of Trustees of the University of Illinois
- Oxidized polyethylene compounds and methods of making the same18 Aug 2026US 12,709,680 B2The Regents of the University of California
- Preparation of metallocene containing cationic polymers for anion exchange applications28 Jul 2026US 12,691,419 B2University of South Carolina
- Drug loaded peptide brush polymers14 Jul 2026US 12,678,510 B2Northwestern University
- Norbornene esters as comonomers for thermoset articles16 Jun 2026US 12,655,249 B2
- Processes for producing cyclic olefins from polymers and re-polymerization thereof24 Sep 2026US 2026/0286085 A1
- Ring-opening metathesis polymerization catalysts, compositions and methods10 Sep 2026US 2026/0265449 A1
- Composition for polymerizing high refractive resin, high refractive resin, and article comprising same6 Aug 2026US 2026/0226217 A1LG Chem.Ltd.
- Vitrimer of Cyclopentene-Based Ring-Opening Polyolefin23 Jul 2026US 2026/0209446 A1
- Associative polymers and related compositions, methods and systems16 Jul 2026US 2026/0201124 A1California Institute of Technology
Most cited
By later US patents
- Optical waveguide film, laminated type optical waveguide film, optical waveguide, optical waveguide assembly, optical wiring line, optical/electrical combination substrate and electronic device224US 8,705,925 B2Sumitomo Bakelite Co., Ltd. · 2014
- Ruthenium and osmium metal carbene complexes for olefin metathesis polymerization217US 5,312,940 ACalifornia Institute of Technology · 1994
- Ruthenium and osmium metal carbene complexes for olefin metathesis polymerization211US 5,342,909 ACalifornia Institute of Technology · 1994
- Dicyclopentadiene polymer product165US 4,661,575 AHercules Incorporated · 1987
- High metathesis activity ruthenium and osmium metal carbene complexes146US 5,831,108 ACalifornia Institute of Technology · 1998