C08G 73/10
Polyimides
Official title: Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
C08G73/10 (Polyimides) appears on 5,268 US grants and 4,204 published applications in this corpus.
Search patents in C08G- Granted patents
- 5,268
- Published applications
- 4,204
- Assignees
- 1,227
- Inventors
- 8,859
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 71 | 0 |
| 1977 | 66 | 0 |
| 1978 | 84 | 0 |
| 1979 | 45 | 0 |
| 1980 | 52 | 0 |
| 1981 | 59 | 0 |
| 1982 | 67 | 0 |
| 1983 | 60 | 0 |
| 1984 | 70 | 0 |
| 1985 | 88 | 0 |
| 1986 | 75 | 0 |
| 1987 | 91 | 0 |
| 1988 | 101 | 0 |
| 1989 | 125 | 0 |
| 1990 | 162 | 0 |
| 1991 | 174 | 0 |
| 1992 | 186 | 0 |
| 1993 | 170 | 0 |
| 1994 | 142 | 0 |
| 1995 | 130 | 0 |
| 1996 | 105 | 0 |
| 1997 | 93 | 0 |
| 1998 | 96 | 0 |
| 1999 | 103 | 0 |
| 2000 | 98 | 0 |
| 2001 | 82 | 19 |
| 2002 | 76 | 67 |
| 2003 | 57 | 90 |
| 2004 | 63 | 108 |
| 2005 | 64 | 69 |
| 2006 | 63 | 76 |
| 2007 | 41 | 103 |
| 2008 | 36 | 90 |
| 2009 | 35 | 123 |
| 2010 | 64 | 156 |
| 2011 | 78 | 137 |
| 2012 | 87 | 163 |
| 2013 | 105 | 156 |
| 2014 | 123 | 185 |
| 2015 | 137 | 194 |
| 2016 | 147 | 187 |
| 2017 | 120 | 202 |
| 2018 | 125 | 245 |
| 2019 | 177 | 259 |
| 2020 | 192 | 268 |
| 2021 | 170 | 271 |
| 2022 | 162 | 257 |
| 2023 | 156 | 219 |
| 2024 | 169 | 228 |
| 2025 | 151 | 193 |
| 2026 | 75 | 139 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08G 73/1003Preparatory processes1,475
- C08G 73/1067Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound1,419
- C08G 73/1046Polyimides containing oxygen in the form of ether bonds in the main1,072
- C08G 73/1042Copolyimides derived from at least two different tetracarboxylic compounds or two different998
- C08G 73/1057Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the885
- C08G 73/1039Comprising halogen-containing substituents842
- C08G 73/12Unsaturated polyimide precursors816
- C08G 73/14Polyamide-imides702
All 14 subgroupsShow fewer
Recent patents
- Resin composition and article made therefrom29 Sep 2026US 12,747,355 B2Elite Material Co., Ltd.
- Water based polyimide-powder coating composition and method for manufacturing composite separator for lithium secondary battery using same29 Sep 2026US 12,749,769 B2University Industry Foundation, Yonsei University Wonju Campus
- Method for manufacturing polyimide film with reduced gloss22 Sep 2026US 12,742,046 B2Taimide Technology Incorporation
- Toughened resin composition15 Sep 2026US 12,735,533 B2Iteq Corporation
- All-aromatic liquid-crystalline homo-polyimides with aromatic endgroups and crosslinked products therefrom15 Sep 2026US 12,735,534 B2The United States of America as represented by the Secretary of the Air Force
- Polyimides and processes of making and using same8 Oct 2026US 2026/0308324 A1Government of the United States as Represented by the Secretary of the Air Force
- Polyamide-imide-based film, preparation method thereof, and cover window and display device comprising the same8 Oct 2026US 2026/0308325 A1Microworks Solutions Co., Ltd.
- Polyamide-imide-based film, preparation method thereof, and cover window and display device comprising the same8 Oct 2026US 2026/0308414 A1Microworks Solutions Co., Ltd.
- Photosensitive resin composition, cured substance, laminate, manufacturing method for cured substance, manufacturing method for laminate, manufacturing method for semiconductor device, semiconductor device, polyimide, manufacturing method for polyimide, and compound8 Oct 2026US 2026/0310076 A1FUJIFILM Corporation
- Polyimides: compositions, methods of making, and parts made therefrom1 Oct 2026US 2026/0297260 A1Dupont Specialty Products USA, LLC
Most cited
By later US patents
- Aerogel metallic compositions1,501US 7,071,287 B2Aspen Aerogels, Inc. · 2006
- Insulating adhesive tape, and lead frame and semiconductor device employing the tape253US 5,406,124 AMitsui Toatsu Chemicals, Inc. · 1995
- Condensation products of basic amino acids with copolymerizable compounds and a process for their production162US 6,034,204 ABASF SE · 2000
- Polyamino acid ester copolymers154US 5,910,564 ATh. Goldschmidt AG · 1999
- Process for the preparation of polymers having recurring agents152US 6,054,553 ABayer Aktiengesellschaft · 2000