C08G 2650/22
Macromolecular compounds obtained by reactions forming an ether link in the main
Official title: characterised by the initiator used in polymerisation
C08G2650/22 (Macromolecular compounds obtained by reactions forming an ether link in the main) appears on 91 US grants and 137 published applications in this corpus.
Search patents in C08G- Granted patents
- 91
- Published applications
- 137
- Assignees
- 91
- Inventors
- 368
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 3 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 1 | 5 |
| 2013 | 2 | 10 |
| 2014 | 4 | 7 |
| 2015 | 5 | 12 |
| 2016 | 6 | 8 |
| 2017 | 7 | 4 |
| 2018 | 7 | 5 |
| 2019 | 6 | 5 |
| 2020 | 8 | 12 |
| 2021 | 8 | 10 |
| 2022 | 4 | 13 |
| 2023 | 4 | 12 |
| 2024 | 11 | 6 |
| 2025 | 3 | 8 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual catalyst system for mass vinyl addition and cationic polymerizable compositions22 Sep 2026US 12,742,041 B2Promerus, LLC
- Alkylene oxide polymerization using aluminum compounds and cyclic amidines26 May 2026US 12,637,541 B2Dow Global Technologies LLC
- Alkylene oxide polymerization using aluminum compounds and phosphorus-nitrogen bases14 Apr 2026US 12,600,816 B2Dow Global Technologies LLC
- Polyol composition using glucose-containing saccharide composition, and polyurethane foam including same23 Dec 2025US 12,503,547 B2Samyang Corporation
- Systems and methods for drying compounds4 Mar 2025US 12,239,952 B2Saudi Aramco Technologies Company
- Ingestible device and process for collecting gastrointestinal samples27 Aug 2026US 2026/0248489 A1
- Curable resin composition30 Jul 2026US 2026/0217965 A1Threebond Co., Ltd.
- Alkylene oxide polymerization using aluminum compounds and phosphorus-nitrogen bases2 Jul 2026US 2026/0184848 A1Dow Global Technologies LLC
- Method of producing polyether compound, method of producing polyether compound containing reactive silicon group, method of producing polyether compound having urethane bond, and method of producing polyether compound containing polymerizable unsaturated group23 Apr 2026US 2026/0109814 A1AGC Inc.
- Viologen-basedionic polymer binder, and preparation method and use thereof25 Dec 2025US 2025/0388722 A1Nankai University
Most cited
By later US patents
- Multi-arm block copolymers as drug delivery vehicles69US 6,838,528 B2Nektar Therapeutics AL, Corporation · 2005
- Multi-arm block copolymers as drug delivery vehicles42US 6,730,334 B2Nektar Therapeutics AL, Corporation · 2004
- Multi-arm block copolymers as drug delivery vehicles26US 7,265,186 B2Nektar Therapeutics AL, Corporation · 2007
- Pigment preparations useful for ink-jet printing20US 6,245,138 B1Bayer Aktiengesellschaft · 2001
- Polycarboxylic acid copolymer, production method and use thereof19US 6,864,337 B2Nippon Shokubai Co., Ltd. · 2005