C08G 2261/73
Depolymerisation
C08G2261/73 (Depolymerisation) appears on 14 US grants and 20 published applications in this corpus.
Search patents in C08G- Granted patents
- 14
- Published applications
- 20
- Assignees
- 15
- Inventors
- 55
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 1 |
| 2020 | 0 | 5 |
| 2021 | 2 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 2 |
| 2025 | 1 | 5 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Functional oligomers and functional polymers including hydroxylated polymers and conjugates thereof and uses thereof22 Jul 2025US 12,365,752 B2Massachusetts Institute of Technology
- Functional oligomers and functional polymers including hydroxylated polymers and conjugates thereof and uses thereof6 Aug 2024US 12,054,570 B2Massachusetts Institute of Technology
- Degradable polymers of a cyclic silyl ether and uses thereof13 Feb 2024US 11,897,905 B2Massachusetts Institute of Technology
- Liquid hydrocarbon-based copolymers bearing two cyclocarbonate ester end groups16 Aug 2022US 11,414,516 B2Bostik SA
- Liquid hydrocarbon copolymers having two cyclocarbonate ether end groups22 Mar 2022US 11,279,786 B2Bostik SA
- Conversion of polyisocyanurate30 Jul 2026US 2026/0217942 A1Unilin BV
- Degradable polyurethanes containing silyl ether linkers4 Jun 2026US 2026/0152595 A1Massachusetts Institute of Technology
- Dispersant for producing polyol dispersions from polyurethane waste17 Jul 2025US 2025/0230269 A1Repsol, S. A.
- Degradable polymers of a cyclic silyl ether and uses thereof20 Mar 2025US 2025/0092070 A9Massachusetts Institute of Technology
- Chemical conversion of polyurethanes under mild conditions6 Mar 2025US 2025/0075055 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Olefin metathesis coupling using ruthenium and osmium carbene complexes113US 5,750,815 ACalifornia Institute of Technology · 1998
- Polymer depolymerization using ruthenium and osmium carbene complexes98US 5,728,917 ACalifornia Institute of Technology · 1998
- High activity ruthenium and osmium metal carbene complexes for olefin metathesis reactions95US 5,969,170 ACalifornia Institute of Technology · 1999
- Diene cyclization using ruthenium and osmium carbene complexes84US 5,922,863 ACalifornia Institute of Technology · 1999
- Romp of functionalized cyclic olefins using ruthenium and osmium carbene complexes52US 5,849,851 ACalifornia Institute of Technology · 1998