C08G 73/105
With oxygen only in the diamino moiety
Official title: {with oxygen only in the diamino moiety}
C08G73/105 (With oxygen only in the diamino moiety) appears on 546 US grants and 589 published applications in this corpus.
Search patents in C08G- Granted patents
- 546
- Published applications
- 589
- Assignees
- 275
- Inventors
- 1,501
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 14 | 0 |
| 1990 | 18 | 0 |
| 1991 | 17 | 0 |
| 1992 | 19 | 0 |
| 1993 | 15 | 0 |
| 1994 | 9 | 0 |
| 1995 | 16 | 0 |
| 1996 | 16 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 1 |
| 2003 | 0 | 8 |
| 2004 | 6 | 4 |
| 2005 | 4 | 2 |
| 2006 | 0 | 5 |
| 2007 | 3 | 6 |
| 2008 | 3 | 3 |
| 2009 | 2 | 22 |
| 2010 | 3 | 27 |
| 2011 | 11 | 18 |
| 2012 | 13 | 31 |
| 2013 | 20 | 35 |
| 2014 | 16 | 30 |
| 2015 | 23 | 42 |
| 2016 | 22 | 39 |
| 2017 | 24 | 34 |
| 2018 | 23 | 39 |
| 2019 | 35 | 24 |
| 2020 | 31 | 33 |
| 2021 | 19 | 18 |
| 2022 | 16 | 41 |
| 2023 | 18 | 33 |
| 2024 | 19 | 40 |
| 2025 | 20 | 32 |
| 2026 | 12 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing polyimide film with reduced gloss22 Sep 2026US 12,742,046 B2Taimide Technology Incorporation
- Composition containing sizing agent for inorganic fibers and method for producing inorganic fibers18 Aug 2026US 12,709,838 B2Takemoto Oil & Fat Co., Ltd.
- Unsaturated cyclic anhydride end capped polyimides and polyamic acids and photosensitive compositions thereof2 Jun 2026US 12,643,981 B2Promerus, LLC
- Polyimide precursor composition and optical multilayer structure formed using the same19 May 2026US 12,630,739 B2SK Innovation Co., Ltd.
- Polyimide film having high dimensional stability, and method for manufacturing same24 Mar 2026US 12,583,983 B2PI Advanced Materials Co., Ltd.
- Block copolymer, process for producing block copolymer, insulating material, polyimide, and printed board30 Jul 2026US 2026/0217916 A1Resonac Corporation
- 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.
- Polyimide varnish for coating conductor with improved heat dissipation for coating conductor and polyimide coating material comprising the same2 Jul 2026US 2026/0184958 A1PI Advanced Materials Co., Ltd.
- Modified substrate and methods for manufacturing the same2 Jul 2026US 2026/0191065 A1Eternal Materials Co., Ltd.
Most cited
By later US patents
- Polyimide curing process and improved thermal ink jet printhead prepared thereby126US 5,869,595 AXerox Corporation · 1999
- Polyarylether ketone imide adhesives118US 10,011,685 B2The Boeing Company · 2018
- Polyarylether ketone imide sulfone adhesives118US 9,976,063 B2The Boeing Company · 2018
- Transparent aromatic polyimide83US 4,696,994 AUbe Industries, Ltd. · 1987
- Process for preparing aromatic polyimide semipermeable membranes67US 4,378,324 AUbe Industries, Ltd. · 1983