C08G 2261/3444
Polyethersulfones
C08G2261/3444 (Polyethersulfones) appears on 23 US grants and 33 published applications in this corpus.
Search patents in C08G- Granted patents
- 23
- Published applications
- 33
- Assignees
- 21
- Inventors
- 71
- Latest grant
- 26 Jan 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 8 |
| 2012 | 0 | 5 |
| 2013 | 2 | 1 |
| 2014 | 1 | 1 |
| 2015 | 3 | 3 |
| 2016 | 1 | 3 |
| 2017 | 3 | 3 |
| 2018 | 5 | 3 |
| 2019 | 3 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Block polymer and polymer electrolyte membrane including same26 Jan 2021US 10,899,874 B2LG Chem.Ltd.
- Block copolymers including poly(phenylene) and methods thereof13 Oct 2020US 10,800,889 B2National Technology & Engineering Solutions of Sandia, LLC
- Polyarylether ketone imide sulfone adhesives10 Dec 2019US 10,501,665 B2The Boeing Company
- Block copolymers including poly(phenylene) and methods thereof19 Nov 2019US 10,479,866 B1National Technology & Engineering Solutions of Sandia, LLC
- Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane19 Nov 2019US 10,483,577 B2Toray Industries, Inc.
- Porous membranes for high pressure filtration10 Feb 2022US 2022/0040647 A1Solvay Specialty Polymers USA, LLC
- Block copolymers including poly(phenylene) and methods thereof6 Feb 2020US 2020/0040139 A1National Technology & Engineering Solutions of Sandia, LLC
- Polyarylether ketone imide sulfone adhesives22 Nov 2018US 2018/0334598 A1The Boeing Company
- Block polymer and polymer electrolyte membrane including same6 Sep 2018US 2018/0251592 A1LG Chem.Ltd.
- Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane22 Feb 2018US 2018/0053956 A1Toray Industries, Inc.
Most cited
By later US patents
- Polyarylether ketone imide sulfone adhesives118US 9,976,063 B2The Boeing Company · 2018
- Production of aromatic polyketones25US 4,398,020 AImperial Chemical Industries PLC · 1983
- Friedel-Crafts polymerization of monomers in the preparation of polyketones and polysulfones18US 4,229,564 ARaychem Corporation · 1980
- Method for producing low-halogen polybiphenylsulfone polymers12US 9,469,732 B2BASF SE · 2016
- High purity diphenyl sulfone, preparation and use thereof for the preparation of a poly(aryletherketone)11US 9,133,111 B2Solvay Advanced Polymers, L.L.C. · 2015