C08G 65/4012
Other compound containing a ketone group
Official title: {Other compound (II) containing a ketone group, e.g. X-Ar-C(=O)-Ar-X for polyetherketones}
C08G65/4012 (Other compound containing a ketone group) appears on 614 US grants and 656 published applications in this corpus.
Search patents in C08G- Granted patents
- 614
- Published applications
- 656
- Assignees
- 302
- Inventors
- 1,625
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 15 | 0 |
| 1989 | 17 | 0 |
| 1990 | 15 | 0 |
| 1991 | 12 | 0 |
| 1992 | 22 | 0 |
| 1993 | 26 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 4 |
| 2003 | 1 | 7 |
| 2004 | 9 | 8 |
| 2005 | 2 | 11 |
| 2006 | 8 | 18 |
| 2007 | 5 | 15 |
| 2008 | 2 | 19 |
| 2009 | 11 | 28 |
| 2010 | 22 | 26 |
| 2011 | 11 | 17 |
| 2012 | 15 | 10 |
| 2013 | 18 | 14 |
| 2014 | 13 | 17 |
| 2015 | 18 | 22 |
| 2016 | 9 | 19 |
| 2017 | 20 | 39 |
| 2018 | 18 | 45 |
| 2019 | 34 | 39 |
| 2020 | 43 | 52 |
| 2021 | 31 | 57 |
| 2022 | 26 | 47 |
| 2023 | 33 | 32 |
| 2024 | 36 | 53 |
| 2025 | 25 | 36 |
| 2026 | 13 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods of making porous devices from monodisperse populations of polyarylketone or polyarylthioetherketone particles22 Sep 2026US 12,742,050 B2Agilent Technologies, Inc.
- Reinforced PAEK compositions comprising recylced carbon fibers25 Aug 2026US 12,715,961 B2Syensqo Specialty Polymers USA, LLC
- Block copolymer, production method therefor, polymeric electrolyte material, polymeric electrolyte molded article, polymeric electrolyte film, electrolyte film equipped with catalyst layer, membrane electrode composite, solid polymer fuel cell, and water electrolysis type hydrogen generating device25 Aug 2026US 12,715,962 B2Toray Industries, Inc.
- Bioactive compound immobilization on sulfone polymers16 Jun 2026US 12,655,255 B2Syensqo Specialty Polymers USA, LLC
- Bonding films16 Jun 2026US 12,655,258 B2Cytec Industries Inc.
- Laminate and method for forming laminate20 Aug 2026US 2026/0241412 A1Daikin Industries, Ltd.
- Polymer, electrolyte material, electrolyte membrane, electrolyte membrane with catalyst layer, membrane electrode assembly, solid polymer fuel cell, and solid polymer water electrolysis device13 Aug 2026US 2026/0237705 A1Tosoh Corporation
- Preheating and thermoforming polysulfone film into dental aligners16 Jul 2026US 2026/0199061 A1Bixby International Corporation
- Insulated wire and preparation method thereof, coil and electronic/electrical device11 Jun 2026US 2026/0162845 A1Well Ascent Electronics ( Ganzhou) Co., Ltd.
- Insulated wire and preparation method thereof, coil and electronic/electrical device11 Jun 2026US 2026/0162846 A1Well Ascent Electronic (Ganzhou) Co., Ltd.
Most cited
By later US patents
- Polyarylene polyethers168US 4,108,837 AUnion Carbide Corporation · 1978
- Polyarylene polyethers152US 4,175,175 AUnion Carbide Corporation · 1979
- Thermoplastic aromatic polyetherketones129US 4,320,224 AImperial Chemical Industries PLC · 1982
- Polyarylether ketone imide sulfone adhesives118US 9,976,063 B2The Boeing Company · 2018
- Novel poly(aryl ether) polymers91US 4,870,153 AAmoco Corporation · 1989