C08L 81/10
Polysulfonamides
Official title: Polysulfonamides; Polysulfonimides
C08L81/10 (Polysulfonamides) appears on 15 US grants and 23 published applications in this corpus.
Search patents in C08L- Granted patents
- 15
- Published applications
- 23
- Assignees
- 20
- Inventors
- 65
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 3 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 0 | 5 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Polyimide resin composition and molded body2 Sep 2025US 12,404,404 B2Mitsubishi Gas Chemical Company, Inc.
- Thiocarbonyl-based poly(O-thiocarbamate) compound and preparation method and use thereof8 Jul 2025US 12,351,687 B2Zhejiang University
- Shutdown and non-shutdown separators for electrochemical devices2 Nov 2021US 11,161,961 B2Avomeen Analytical Services
- Paint composition for preventing corrosion and improving durability of a structure, and process for forming coating layer using the same16 Feb 2021US 10,920,090 B2
- Polysulfone amide compound, and resin composition containing same22 Sep 2020US 10,782,612 B2Nippon Kayaku Kabushiki Kaisha
- Polymer compound for surface modification to enhance anticancer immune function of natural killer cells7 Nov 2024US 2024/0366766 A1Dongguk University Industry-Academic Cooperation Foundation
- Binder component for a feedstock compound for use in a shaping and sintering process, particulate feedstock compound, and shaping and sintering process24 Oct 2024US 2024/0351106 A1Headmade Materials GmbH
- Binder component for a particulate feedstock compound for use in a shaping and sintering process, particulate feedstock compound, and shaping and sintering process17 Oct 2024US 2024/0342797 A1Headmade Materials GmbH
- Polymer Films11 Apr 2024US 2024/0117133 A1
- Conductive sulfamide polymers, their use in batteries, and method of manufacture thereof11 Apr 2024US 2024/0120536 A1Hydro-Quebec
Most cited
By later US patents
- Acid stable membranes for nanofiltration28US 7,138,058 B2GE Osmonics, Inc. · 2006
- Polysulfonamide matrices22US 6,837,996 B2GE Osmonics, Inc. · 2005
- Polyetherimide/polyphenylene ether sulfone blends8US 8,034,857 B2SABIC Innovative Plastics IP B. V. · 2011
- Polysulfonamide vesicular binders and processes of forming vesicular images7US 4,032,344 AEastman Kodak Company · 1977
- Modified sulfonamide polymers7US 6,987,150 B2Osmonics, Inc. · 2006