C08G 2261/524
Phosphorescent
Official title: phosphorescent
C08G2261/524 (Phosphorescent) appears on 52 US grants and 86 published applications in this corpus.
Search patents in C08G- Granted patents
- 52
- Published applications
- 86
- Assignees
- 36
- Inventors
- 190
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 7 |
| 2011 | 3 | 9 |
| 2012 | 1 | 4 |
| 2013 | 2 | 10 |
| 2014 | 4 | 8 |
| 2015 | 3 | 5 |
| 2016 | 5 | 4 |
| 2017 | 6 | 12 |
| 2018 | 8 | 6 |
| 2019 | 5 | 2 |
| 2020 | 4 | 1 |
| 2021 | 3 | 5 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year.
Subgroups
Granted patents
Recent patents
- Probe for detecting trace uranyl ions and portable ECL detector based on the same1 Jul 2025US 12,345,647 B2Soochow University
- Block copolymer and light emitting device using the same12 Mar 2024US 11,930,695 B2Sumitomo Chemical Company, Limited
- Light emitting element30 Jan 2024US 11,889,751 B2Sumitomo Chemical Company, Limited
- Organic light emitting polymer comprising light-emitting repeat unit in backbone of polymer and device therewith17 Oct 2023US 11,788,001 B2Sumitomo Chemical Company, Limited
- Light-emitting composition4 Jan 2022US 11,214,585 B2Cambridge Display Technology Limited
- Probe for detecting trace uranyl ions and portable ecl detector based on the same20 Jan 2022US 2022/0018783 A1Soochow University
- Light emitting device10 Jun 2021US 2021/0175440 A1Sumitomo Chemical Company, Limited
- Organic light emitting polymer comprising light-emitting repeat unit in backbone of polymer and device therewith18 Mar 2021US 2021/0079296 A1Cambridge Display Technology Limited
- Block copolymer and light emitting device using the same18 Mar 2021US 2021/0083191 A1Sumitomo Chemical Company, Limited
- Light emitting element11 Mar 2021US 2021/0074922 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Polymeric compound and organic luminescence device40US 7,238,435 B2Canon Kabushiki Kaisha · 2007
- Polymer compound and electroluminescent element12US 7,108,924 B2Canon Kabushiki Kaisha · 2006
- Polymeric compound and organic luminescence device6US 7,691,493 B2Canon Kabushiki Kaisha · 2010
- Light emitting composition and device5US 10,158,077 B2Cambridge Display Technology Limited · 2018
- Polymeric light emitting substance and polymer light emitting device using the same5US 7,947,340 B2Sumitomo Chemical Company, Limited · 2011