C08G 73/00
Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or
Official title: Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00 {(polycarbodiimides prepared from isocyanates C08G18/025, C08G18/797)}
C08G73/00 (Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or) appears on 9,542 US grants and 7,816 published applications in this corpus.
Search patents in C08G- Granted patents
- 9,542
- Published applications
- 7,816
- Assignees
- 2,436
- Inventors
- 17,292
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 126 | 0 |
| 1977 | 154 | 0 |
| 1978 | 150 | 0 |
| 1979 | 76 | 0 |
| 1980 | 99 | 0 |
| 1981 | 110 | 0 |
| 1982 | 104 | 0 |
| 1983 | 106 | 0 |
| 1984 | 113 | 0 |
| 1985 | 146 | 0 |
| 1986 | 122 | 0 |
| 1987 | 142 | 0 |
| 1988 | 146 | 0 |
| 1989 | 179 | 0 |
| 1990 | 229 | 0 |
| 1991 | 242 | 0 |
| 1992 | 269 | 0 |
| 1993 | 267 | 0 |
| 1994 | 234 | 0 |
| 1995 | 191 | 0 |
| 1996 | 174 | 0 |
| 1997 | 178 | 0 |
| 1998 | 198 | 0 |
| 1999 | 203 | 0 |
| 2000 | 172 | 0 |
| 2001 | 154 | 50 |
| 2002 | 140 | 104 |
| 2003 | 113 | 157 |
| 2004 | 109 | 208 |
| 2005 | 106 | 165 |
| 2006 | 125 | 193 |
| 2007 | 91 | 214 |
| 2008 | 85 | 209 |
| 2009 | 81 | 264 |
| 2010 | 162 | 302 |
| 2011 | 173 | 276 |
| 2012 | 203 | 312 |
| 2013 | 220 | 366 |
| 2014 | 273 | 366 |
| 2015 | 290 | 416 |
| 2016 | 306 | 384 |
| 2017 | 296 | 418 |
| 2018 | 295 | 441 |
| 2019 | 348 | 449 |
| 2020 | 362 | 448 |
| 2021 | 282 | 439 |
| 2022 | 270 | 402 |
| 2023 | 275 | 340 |
| 2024 | 288 | 372 |
| 2025 | 232 | 311 |
| 2026 | 133 | 210 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Melamine-based polymers and uses thereof6 Oct 2026US 12,753,272 B2Bio-Fence Ltd.
- Synthesis of self-healing benzoxazine polymers through melt polymerization6 Oct 2026US 12,753,281 B2Kaneka Corporation
- Method of forming a cross-linked polymeric membrane29 Sep 2026US 12,746,516 B2Seppure Pte Ltd
- Compound, method for preparing same, and single molecule, oligomer and polymer derived from same29 Sep 2026US 12,747,216 B2LG Chem.Ltd.
- Resin composition and article made therefrom29 Sep 2026US 12,747,355 B2Elite Material Co., Ltd.
- Derivatized polyamine polymers for use in metal scavenging applications8 Oct 2026US 2026/0308027 A1Bl Technologies, Inc.
- 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
Most cited
By later US patents
- Aerogel metallic compositions1,501US 7,071,287 B2Aspen Aerogels, Inc. · 2006
- Use of hexahydrolupulones as antibacterial agents1,024US 6,486,286 B1Affymetrix, Inc. · 2002
- Quaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skin301US 4,217,914 AL'oreal · 1980
- Dense star polymers having core, core branches, terminal groups293US 4,507,466 AThe Dow Chemical Company · 1985
- Dense star polymers having two dimensional molecular diameter280US 4,587,329 AThe Dow Chemical Company · 1986