C08G 73/1057
Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the
Official title: {Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain}
C08G73/1057 (Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the) appears on 885 US grants and 588 published applications in this corpus.
Search patents in C08G- Granted patents
- 885
- Published applications
- 588
- Assignees
- 296
- Inventors
- 1,807
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 16 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 9 | 0 |
| 1983 | 10 | 0 |
| 1984 | 10 | 0 |
| 1985 | 23 | 0 |
| 1986 | 23 | 0 |
| 1987 | 26 | 0 |
| 1988 | 22 | 0 |
| 1989 | 40 | 0 |
| 1990 | 39 | 0 |
| 1991 | 40 | 0 |
| 1992 | 37 | 0 |
| 1993 | 33 | 0 |
| 1994 | 16 | 0 |
| 1995 | 14 | 0 |
| 1996 | 18 | 0 |
| 1997 | 11 | 0 |
| 1998 | 21 | 0 |
| 1999 | 16 | 0 |
| 2000 | 11 | 0 |
| 2001 | 12 | 1 |
| 2002 | 12 | 8 |
| 2003 | 6 | 16 |
| 2004 | 11 | 11 |
| 2005 | 7 | 11 |
| 2006 | 11 | 12 |
| 2007 | 5 | 16 |
| 2008 | 7 | 14 |
| 2009 | 4 | 19 |
| 2010 | 9 | 29 |
| 2011 | 16 | 27 |
| 2012 | 16 | 22 |
| 2013 | 23 | 23 |
| 2014 | 21 | 16 |
| 2015 | 21 | 27 |
| 2016 | 18 | 26 |
| 2017 | 11 | 26 |
| 2018 | 20 | 45 |
| 2019 | 30 | 46 |
| 2020 | 27 | 32 |
| 2021 | 30 | 41 |
| 2022 | 16 | 28 |
| 2023 | 21 | 29 |
| 2024 | 19 | 31 |
| 2025 | 27 | 18 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Display device23 Jun 2026US 12,666,812 B2Samsung Display Co., Ltd.
- Polyimide precursor composition and optical multilayer structure formed using the same19 May 2026US 12,630,739 B2SK Innovation Co., Ltd.
- Gas separation membrane, gas separation module, gas separation apparatus, and polyimide compound17 Mar 2026US 12,576,368 B2FUJIFILM Corporation
- Polyimide precursor, resin composition including, and polyimide formed from such precursor, and use of the polyimide10 Mar 2026US 12,570,852 B2Daxin Materials Corporation
- Polyimide-based polymer film, substrate for display device, and optical device using the same17 Feb 2026US 12,552,934 B2LG Chem.Ltd.
- Polyimide resin precursor, polyimide resin, and polyimide film20 Aug 2026US 2026/0242541 A1Mitsubishi Gas Chemical Company, Inc.
- Soluble polymer compound, method for producing soluble polymer compound, resin composition, resin composition film, cured film, and electronic component23 Jul 2026US 2026/0211329 A1Toray Industries, Inc.
- Polyimide materials for glass substrate modification2 Jul 2026US 2026/0184854 A1Eternal Materials Co., Ltd.
- Prepolymer, resin composition including the same and article made therefrom2 Jul 2026US 2026/0184895 A1Elite Electronic Material (Kunshan) Co., Ltd.
- Modified substrate and methods for manufacturing the same2 Jul 2026US 2026/0191065 A1Eternal Materials Co., Ltd.
Most cited
By later US patents
- Aerogel metallic compositions1,501US 7,071,287 B2Aspen Aerogels, Inc. · 2006
- 4,4'-Isopropylidene-bis(3- and 4-phenyleneoxyphthalic anhydride)129US 3,972,902 AGeneral Electric Company · 1976
- Polyimide curing process and improved thermal ink jet printhead prepared thereby126US 5,869,595 AXerox Corporation · 1999
- Hydroxy polyimides and high temperature positive photoresists therefrom123US 4,927,736 AHoechst Celanese Corporation · 1990
- Polyimide gas separation membranes121US 4,717,394 AE. I. Du Pont de Nemours and Company · 1988