C09K 2211/182
Of the rare earth metals, i.e. sc, y or lanthanide
Official title: of the rare earth metals, i.e. Sc, Y or lanthanide
C09K2211/182 (Of the rare earth metals, i.e. sc, y or lanthanide) appears on 193 US grants and 308 published applications in this corpus.
Search patents in C09K- Granted patents
- 193
- Published applications
- 308
- Assignees
- 165
- Inventors
- 633
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 5 |
| 2004 | 1 | 17 |
| 2005 | 4 | 22 |
| 2006 | 7 | 15 |
| 2007 | 10 | 21 |
| 2008 | 13 | 10 |
| 2009 | 7 | 10 |
| 2010 | 10 | 12 |
| 2011 | 6 | 9 |
| 2012 | 7 | 13 |
| 2013 | 7 | 9 |
| 2014 | 8 | 15 |
| 2015 | 9 | 13 |
| 2016 | 6 | 14 |
| 2017 | 8 | 11 |
| 2018 | 7 | 16 |
| 2019 | 12 | 9 |
| 2020 | 11 | 11 |
| 2021 | 11 | 21 |
| 2022 | 7 | 14 |
| 2023 | 15 | 13 |
| 2024 | 8 | 14 |
| 2025 | 9 | 9 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for sensing plant hormone using rare earth compound, sensor using the same, and method for early detection of disease infection in plant21 Jul 2026US 12,687,552 B2NEC Corporation
- Hydrogel9 Jun 2026US 12,649,876 B2Loughborough University
- Rare earth complex21 Apr 2026US 12,606,738 B2National University Corporation Hokkaido University
- High luminous efficacy phosphor converted white LEDs7 Apr 2026US 12,595,409 B2Bridgelux, Inc.
- Fluorescent metal-organic framework superstructure compound, preparation method and application thereof13 Jan 2026US 12,522,765 B2Guangdong University of Technology
- Metal organic coordination compound, organic electroluminescent device and method for producing the same18 Jun 2026US 2026/0173746 A1beeOLED GmbH
- Tracers for petroleum reservoirs13 Nov 2025US 2025/0346561 A1Saudi Arabian Oil Company
- Red-emitting nitridophosphate phosphor and white phosphor-converted led19 Jun 2025US 2025/0197722 A1Lumileds LLC
- Resin particle and affinity particle including the same5 Jun 2025US 2025/0180554 A1
- Metal-organic coordination compound comprising cerium(iii)17 Apr 2025US 2025/0122228 A1beeOLED GmbH
Most cited
By later US patents
- Metal complexes103US 8,617,723 B2Merck Patent GmbH · 2013
- Electroluminescent material, electroluminescent element and color conversion filter90US 6,656,608 B1Konica Corporation · 2003
- Phthalamide lanthanide complexes for use as luminescent markers48US 6,515,113 B2The Regents of the University of California · 2003
- Salicylamide-lanthanide complexes for use as luminescent markers34US 6,406,297 B1The Regents of the University of California · 2002
- Salicylamide-lanthanide complexes for use as luminescent markers24US 7,018,850 B2The Regents of the University of California · 2006