C09D 181/06
Polysulfones
Official title: Polysulfones; Polyethersulfones
C09D181/06 (Polysulfones) appears on 68 US grants and 90 published applications in this corpus.
Search patents in C09D- Granted patents
- 68
- Published applications
- 90
- Assignees
- 72
- Inventors
- 264
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 3 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 5 |
| 2015 | 3 | 5 |
| 2016 | 2 | 7 |
| 2017 | 1 | 5 |
| 2018 | 2 | 7 |
| 2019 | 6 | 5 |
| 2020 | 4 | 6 |
| 2021 | 6 | 1 |
| 2022 | 3 | 5 |
| 2023 | 1 | 6 |
| 2024 | 2 | 6 |
| 2025 | 4 | 11 |
| 2026 | 0 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymer-ceramic core-shell particle powders, and processes for making and articles comprising such powders26 Aug 2025US 12,398,272 B2Shpp Global Technologies B.V.
- Epoxy functionalized poly(aryl ether sulfones) copolymers12 Aug 2025US 12,384,887 B2Solvay Specialty Polymers USA, LLC
- Semicrystalline pulverulent polyarylethersulfones and method to make them28 Jan 2025US 12,209,200 B2LUMAS Polymers LLC
- Fractal-like polymeric particles and their use in diverse applications28 Jan 2025US 12,209,203 B2North Carolina State University
- Polyarylene ether17 Sep 2024US 12,091,503 B2BASF SE
- 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
- Translucent magazine for a firearm14 May 2026US 2026/0133001 A1Magpul Industries Corp.
- Thermoplastic Resin Composition and Molded Article Formed Therefrom2 Apr 2026US 2026/0092173 A1Lotte Chemical Corporation
Most cited
By later US patents
- Surfaces rendered self-cleaning by hydrophobic structures, and process for their production49US 6,852,389 B2Creavis Gesellschaft fuer Technologie und Innovation mbH · 2005
- Coating process using dispersions of tetrafluoroethylene polymers and polyethersulphones and article43US 4,131,711 AImperial Chemical Industries PLC · 1978
- Polymer metal bonded composite and method of producing same38US 5,536,583 AEdlon Products, Inc. · 1996
- Polymer-metal bonded composite and method of producing same36US 4,897,439 AEdlon Products, Inc. · 1990
- Coating compositions comprising a polysulfone and a fluorocarbon polymer35US 3,981,945 AImperial Chemical Industries PLC · 1976