C08G 2261/3442
Polyetherketones
C08G2261/3442 (Polyetherketones) appears on 47 US grants and 61 published applications in this corpus.
Search patents in C08G- Granted patents
- 47
- Published applications
- 61
- Assignees
- 28
- Inventors
- 92
- Latest grant
- 13 May 2025
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 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 3 |
| 2015 | 5 | 4 |
| 2016 | 3 | 3 |
| 2017 | 3 | 7 |
| 2018 | 5 | 9 |
| 2019 | 6 | 8 |
| 2020 | 9 | 8 |
| 2021 | 4 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Poly(ether ketone ketone) (PEKK) composites13 May 2025US 12,297,321 B2Cytec Industries Inc.
- Dissociation of a 1,4-bis (4-phenoxybenzoyl)benzene-lewis acid complex in an aqueous solution14 Jun 2022US 11,358,924 B2Arkema France
- Polyarylether ketone imide adhesives24 Aug 2021US 11,098,162 B2The Boeing Company
- Reactive processing of polyaryletherketones10 Aug 2021US 11,084,899 B2Polymics, Ltd.
- Ripening of 1,4-bis (4-phenoxybenzoyl)benzene20 Apr 2021US 10,981,852 B2Arkema France
- Pekk manufacturing process8 May 2025US 2025/0145763 A1Arkema France
- Method For Producing An Aromatic Diether And Corresponding Methods For Producing Polyaryl Ether Ketones30 Mar 2023US 2023/0097436 A1Arkema France
- Poly(ether ketone ketone) (pekk) composites19 Aug 2021US 2021/0253793 A1Cytec Industries Inc.
- Ripening of 1,4-bis (4-phenoxybenzoyl)benzene27 May 2021US 2021/0155570 A1Arkema France
- Process for producing polyether ketone ketone30 Jul 2020US 2020/0239631 A1Arkema France
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
- 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
- Method for manufacturing 1,4-bis (4-phenoxybenzoyl)benzene in supersaturation conditions8US 10,428,002 B2Arkema France · 2019