C08J 2371/12
Polyphenylene oxides
C08J2371/12 (Polyphenylene oxides) appears on 418 US grants and 577 published applications in this corpus.
Search patents in C08J- Granted patents
- 418
- Published applications
- 577
- Assignees
- 249
- Inventors
- 1,239
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 12 |
| 2003 | 7 | 9 |
| 2004 | 12 | 22 |
| 2005 | 5 | 18 |
| 2006 | 8 | 23 |
| 2007 | 8 | 32 |
| 2008 | 10 | 24 |
| 2009 | 14 | 26 |
| 2010 | 20 | 20 |
| 2011 | 23 | 18 |
| 2012 | 15 | 12 |
| 2013 | 12 | 9 |
| 2014 | 8 | 19 |
| 2015 | 11 | 12 |
| 2016 | 8 | 21 |
| 2017 | 18 | 27 |
| 2018 | 11 | 23 |
| 2019 | 24 | 19 |
| 2020 | 21 | 36 |
| 2021 | 21 | 31 |
| 2022 | 19 | 35 |
| 2023 | 20 | 36 |
| 2024 | 27 | 35 |
| 2025 | 17 | 31 |
| 2026 | 17 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hollow fiber membrane material for high-humidification hydrogen fuel cell humidifier and preparation method and application thereof6 Oct 2026US 12,753,530 B2University of Electronic Science and Technology of China
- Polyphenylene ether, production method of the same, thermosetting composition, prepreg, and laminate15 Sep 2026US 12,735,531 B2Asahi Kasei Kabushiki Kaisha
- Resin composition and prepreg, film with resin, metal foil with resin, metal-clad laminated plate, and wiring board using same15 Sep 2026US 12,735,543 B2Panasonic Intellectual Property Management Co., Ltd.
- Method for the production of cellular plastic particles25 Aug 2026US 12,715,162 B2FOX Velution GmbH
- Method for the production of cellular plastic particles25 Aug 2026US 12,715,163 B2FOX Velution GmbH
- Thermoplastic composition, method for the manufacture thereof, and articles made therefrom8 Oct 2026US 2026/0308376 A1Shpp Global Technologies B.V.
- Thermoplastic composition, articles prepared therefrom, and method for the manufacture thereof24 Sep 2026US 2026/0286129 A1Shpp Global Technologies B.V.
- Prepreg, metal-clad laminate, and wiring board10 Sep 2026US 2026/0264370 A1Panasonic Intellectual Property Management Co., Ltd.
- Polyphenylene ether, curable composition containing polyphenylene ether, dry film, prepeg, cured product, and electronic component3 Sep 2026US 2026/0258197 A1Taiyo Holdings Co., Ltd.
- Resin composition, prepreg, metal-clad laminate, and method for producing same27 Aug 2026US 2026/0250505 A1AGC Inc.
Most cited
By later US patents
- Powder for rapid prototyping and associated production method76US 8,313,087 B2EOS GmbH Electro Optical Systems · 2012
- Monomer containing electron-withdrawing group and electron-donative group, and copolymer and proton-conductive membrane comprising same62US 6,794,480 B2Jsr Corporation · 2004
- Thin film multilayer structure as permeation barrier on plastic film56US 5,462,779 AConsorzio Ce.Te.V Centro Tecnologie del Vuoto · 1995
- Multi-phasic nanoparticles53US 7,767,017 B2The Regents of the University of Michigan · 2010
- Crosslinked ion conductive membranes49US 6,090,895 A3M Innovative Properties Company · 2000