C08J 2481/06
Polysulfones
Official title: Polysulfones; Polyethersulfones
C08J2481/06 (Polysulfones) appears on 119 US grants and 183 published applications in this corpus.
Search patents in C08J- Granted patents
- 119
- Published applications
- 183
- Assignees
- 76
- Inventors
- 370
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 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 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 3 | 3 |
| 2012 | 4 | 9 |
| 2013 | 2 | 5 |
| 2014 | 2 | 5 |
| 2015 | 4 | 11 |
| 2016 | 3 | 10 |
| 2017 | 7 | 17 |
| 2018 | 9 | 12 |
| 2019 | 15 | 18 |
| 2020 | 13 | 16 |
| 2021 | 10 | 20 |
| 2022 | 9 | 14 |
| 2023 | 10 | 15 |
| 2024 | 10 | 7 |
| 2025 | 9 | 10 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Blend of polyarylether ketone copolymer6 Oct 2026US 12,753,305 B2Syensqo Specialty Polymers USA, LLC
- Material systems and methods of manufacture for auxetic foams11 Aug 2026US 12,703,132 B2The Florida State University Research Foundation, Inc.
- Prepreg19 May 2026US 12,630,679 B2Toray Industries, Inc.
- Prepreg, molded article, and integrally molded article24 Feb 2026US 12,558,816 B2Toray Industries, Inc.
- Prepreg and method for producing prepreg20 Jan 2026US 12,528,925 B2Toray Industries, Inc.
- Material systems and methods of manufacture for auxetic foams1 Oct 2026US 2026/0295909 A1The Florida State University Research Foundation, Inc.
- Polymer based composite materials with increased thermal conductivity9 Jul 2026US 2026/0193509 A1Eurotec Muhendislik Plastikleri Sanayi Ve Ticaret Anonim Sirketi
- Polymer composition suitable for electrostatic discharge applications28 May 2026US 2026/0148877 A1Syensqo Specialty Polymers USA, LLC
- Polyarylethersulfone copolymer having improved hydrophilicity16 Apr 2026US 2026/0103568 A1Syensqo Specialtyy Polymres USA, LLC
- Block Copolymer Templated Crazing for Membrane Separation5 Mar 2026US 2026/0061373 A1The University of Southern Mississippi
Most cited
By later US patents
- Carbon fiber prepreg, and a production process thereof26US 6,117,551 AToray Industries, Inc. · 2000
- Method to manufacture polymer composite materials with nano-fillers for use in additive manufacturing to improve material properties20US 9,908,978 B2Arevo, Inc. · 2018
- Blend polymer membranes comprising thermally rearranged polymers derived from aromatic polyimides containing ortho-positioned functional groups15US 8,561,812 B2Uop LLC · 2013
- Thermoset resin compositions with increased toughness13US 8,907,049 B2Cytec Technology Corp. · 2014
- Inorganic whisker containing impact enhanced prepregs and formulations formulations9US 4,992,325 AThe Dexter Corporation · 1991