C08G 2650/12
Depolymerisation
Official title: Depolymerisation, e.g. to reform the monomer
C08G2650/12 (Depolymerisation) appears on 9 US grants and 8 published applications in this corpus.
Search patents in C08G- Granted patents
- 9
- Published applications
- 8
- Assignees
- 11
- Inventors
- 29
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Recycling of polyacetal for the production of polyoxymethylene dialkyl ethers22 Sep 2026US 12,742,054 B2Chemcom Investments BV
- Triblock copolymer-based cell stabilization and fixation system and methods of use thereof26 Aug 2025US 12,398,262 B110x Genomics, Inc.
- Trigger-responsive chain-shattering polymers14 Mar 2017US 9,593,197 B2The Board of Trustees of the University of Illinois
- Aromatic polyacetals and articles comprising them9 Aug 2016US 9,410,016 B2Dow Global Technologies LLC
- Depolymerization of oligomeric cyclic ethers19 Aug 2014US 8,809,491 B2Invista North America S A R L
- Conversion of polyisocyanurate30 Jul 2026US 2026/0217942 A1Unilin BV
- Chemical conversion of polyurethanes under mild conditions6 Mar 2025US 2025/0075055 A1Lawrence Livermore National Security, LLC
- Recycling of polyacetal for the production of polyoxymethylene dialkyl ethers18 May 2023US 2023/0151180 A1Arkema France
- Polyphenylene ether resin modified with benzoxazine, method for producing the same, and substrate material for circuit board23 Mar 2023US 2023/0089728 A1Nan Ya Plastics Corporation
- Controlled partial depolymerization process for polytetramethylene ether glycol molecular weight distribution narrowing18 Jun 2015US 2015/0166497 A1Invista North America S A R L
Most cited
By later US patents
- Depolymerization of polytetramethylene glycol ethers8US 4,363,924 ABASF SE · 1982
- Triblock copolymer-based cell stabilization and fixation system and methods of use thereof6US 12,398,262 B110x Genomics, Inc. · 2025
- Method for reducing oligomeric cyclic ether content of a polymerizate6US 4,192,943 AE. I. Du Pont de Nemours and Company · 1980
- Narrowing the molecular weight distribution of polytetrahydrofuran6US 4,670,519 ABASF SE · 1987