C08G 2261/3245
Containing nitrogen and oxygen as heteroatoms
Official title: containing nitrogen and oxygen as heteroatoms
C08G2261/3245 (Containing nitrogen and oxygen as heteroatoms) appears on 49 US grants and 65 published applications in this corpus.
Search patents in C08G- Granted patents
- 49
- Published applications
- 65
- Assignees
- 26
- Inventors
- 167
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 2 | 4 |
| 2012 | 0 | 2 |
| 2013 | 1 | 8 |
| 2014 | 3 | 7 |
| 2015 | 2 | 5 |
| 2016 | 5 | 7 |
| 2017 | 11 | 6 |
| 2018 | 4 | 8 |
| 2019 | 9 | 1 |
| 2020 | 5 | 2 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 3 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Electroluminescent polymer based on phenanthroimidazole units, preparation method therefor, and use thereof17 Mar 2026US 12,581,846 B2South China University of Technology
- Fluorescent conjugated polymers9 May 2023US 11,643,556 B2Becton, Dickinson and Company
- Composition for forming organic film, substrate for manufacturing semiconductor device, method for forming organic film, patterning process, and polymer25 Apr 2023US 11,635,691 B2Shin-Etsu Chemical Co., Ltd.
- Phenyl derivatives substituted with at least two electron acceptors and at least two electron donors for use in organic electronic devices14 Feb 2023US 11,581,495 B2Merck Patent GmbH
- Polybenzoxazine that can be used for coating metal and for the bonding of same to rubber19 Apr 2022US 11,306,229 B2Compagnie Generale Des Etablissements Michelin
- Polymer hole-transporting materials and application thereof18 Dec 2025US 2025/0386724 A1The Hong Kong University of Science and Technology
- Novel compound, conjugated polymer and method for producing same, film formation composition, organic thin film and organic semiconductor element14 Aug 2025US 2025/0261553 A1Sagami Chemical Research Institute
- Polymer, perovskite solar cell, photovoltaic module, and power consuming device8 May 2025US 2025/0151605 A1Contemporary Amperex Technology (Hong Kong) Limited
- Electroluminescent polymer based on phenanthroimidazole units, preparation method therefor, and use thereof27 Jul 2023US 2023/0240127 A1South China University of Technology
- Narrow absorption polymer nanoparticles and related methods27 Jan 2022US 2022/0025111 A1University of Washington
Most cited
By later US patents
- Fluorescent water-solvated conjugated polymers14US 10,604,657 B2Becton, Dickinson and Company · 2020
- Organic light-emitting device and method10US 9,812,647 B2Cambridge Display Technology Limited · 2017
- Organic light-emitting material, device and method9US 9,142,782 B2Cambridge Display Technology Limited · 2015
- Polymer6US 9,761,820 B2Cambridge Display Technology Limited · 2017
- Organic light-emitting device and method6US 9,773,981 B2Cambridge Display Technology Limited · 2017