C08G 2261/45
Friedel-crafts-type
Official title: Friedel-Crafts-type
C08G2261/45 (Friedel-crafts-type) appears on 58 US grants and 76 published applications in this corpus.
Search patents in C08G- Granted patents
- 58
- Published applications
- 76
- Assignees
- 43
- Inventors
- 162
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 5 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 3 | 3 |
| 2016 | 2 | 5 |
| 2017 | 4 | 11 |
| 2018 | 6 | 9 |
| 2019 | 9 | 8 |
| 2020 | 8 | 11 |
| 2021 | 6 | 3 |
| 2022 | 7 | 6 |
| 2023 | 3 | 3 |
| 2024 | 3 | 5 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Olefinic compositions comprising hydrocarbon resins31 Mar 2026US 12,590,180 B2ExxonMobil Product Solutions Company
- Ionic polymers and copolymers23 Sep 2025US 12,421,392 B2Twelve Benefit Corporation
- Polymers and methods for their manufacture25 Mar 2025US 12,258,440 B2Rensselaer Polytechnic Institute
- Semi-interpenetrating and crosslinked polymers and membranes thereof13 Aug 2024US 12,060,483 B2Twelve Benefit Corporation
- Quaternized polyaromatics for use in electrochemical devices2 Jul 2024US 12,024,576 B2Orion Polymer Corp.
- Copolymer and its use as coating19 Feb 2026US 2026/0049174 A1Eth Zuerich
- Ionic polymers and copolymers1 Jan 2026US 2026/0002028 A1Twelve Benefit Corporation
- Composite materials and electrodes for carbon dioxide electrolysis8 May 2025US 2025/0145762 A1Twelve Benefit Corporation
- Pekk manufacturing process8 May 2025US 2025/0145763 A1Arkema France
- Quaternized polyaromatics for use in electrochemical devices19 Sep 2024US 2024/0309139 A1Orion Polymer Corp.
Most cited
By later US patents
- Polyarylether ketone imide adhesives118US 10,011,685 B2The Boeing Company · 2018
- Polyarylether ketone imide sulfone adhesives118US 9,976,063 B2The Boeing Company · 2018
- Polymers and methods for their manufacture27US 10,435,504 B2Rensselaer Polytechnic Institute · 2019
- Production of aromatic polyketones25US 4,398,020 AImperial Chemical Industries PLC · 1983
- Friedel-Crafts polymerization of monomers in the preparation of polyketones and polysulfones18US 4,229,564 ARaychem Corporation · 1980