C08J 2471/12
Polyphenylene oxides
C08J2471/12 (Polyphenylene oxides) appears on 117 US grants and 189 published applications in this corpus.
Search patents in C08J- Granted patents
- 117
- Published applications
- 189
- Assignees
- 84
- Inventors
- 465
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 5 |
| 2015 | 3 | 4 |
| 2016 | 2 | 6 |
| 2017 | 6 | 16 |
| 2018 | 4 | 14 |
| 2019 | 10 | 14 |
| 2020 | 9 | 20 |
| 2021 | 12 | 25 |
| 2022 | 14 | 15 |
| 2023 | 11 | 18 |
| 2024 | 21 | 19 |
| 2025 | 10 | 10 |
| 2026 | 4 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Resin composition and article made therefrom15 Sep 2026US 12,735,522 B2Elite Electronic Material (Kunshan) Co., Ltd.
- Material systems and methods of manufacture for auxetic foams11 Aug 2026US 12,703,132 B2The Florida State University Research Foundation, Inc.
- Resin composition, prepreg, film with resin, metal foil with resin, metal-clad laminate, and wiring board12 May 2026US 12,624,176 B2Panasonic Intellectual Property Management Co., Ltd.
- Low compression set thermoplastic gel and cable gel seal arrangement20 Jan 2026US 12,528,918 B2CommScope Technologies LLC
- Resin composition and uses thereof25 Nov 2025US 12,479,988 B2Taiwan Union Technology Corporation
- Material systems and methods of manufacture for auxetic foams1 Oct 2026US 2026/0295909 A1The Florida State University Research Foundation, Inc.
- Composition, method for the manufacture thereof, and articles comprising the composition9 Jul 2026US 2026/0193458 A1Shpp Global Technologies B.V.
- Resin composition, prepreg, resin film, laminate, printed wiring board and semiconductor package2 Jul 2026US 2026/0184870 A1Resonac Corporation
- Prepreg, laminated plate, printed wiring board, and semiconductor package25 Jun 2026US 2026/0176432 A1Resonac Corporation
- Resin composition and article manufactured using the same18 Jun 2026US 2026/0167823 A1Elite Material Co., Ltd.
Most cited
By later US patents
- Low density particles of polyphenylene ether resins20US 4,727,093 AGeneral Electric Company · 1988
- Blend membranes based on sulfonated poly(phenylene oxide) for polymer electrochemical cells15US 6,103,414 AThe Research Foundation of State University of New York · 2000
- Flame-retardant, thermosetting foam product and method of preparing same13US 4,390,642 AThermocell Development, Ltd. · 1983
- Coated cation exchange yarn and process11US 4,988,364 AE. I. Du Pont de Nemours and Company · 1991
- Process for producing polyphenylene ether composition containing inorganic pigment8US 4,293,478 AMitsubishi Gas Chemical Company, Inc. · 1981