C09K 2211/00
Chemical nature of organic luminescent or tenebrescent compounds
C09K2211/00 (Chemical nature of organic luminescent or tenebrescent compounds) appears on 8,004 US grants and 12,534 published applications in this corpus.
Search patents in C09K- Granted patents
- 8,004
- Published applications
- 12,534
- Assignees
- 1,648
- Inventors
- 11,330
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 5 |
| 2002 | 16 | 50 |
| 2003 | 37 | 130 |
| 2004 | 91 | 267 |
| 2005 | 84 | 345 |
| 2006 | 137 | 348 |
| 2007 | 157 | 407 |
| 2008 | 141 | 334 |
| 2009 | 176 | 432 |
| 2010 | 273 | 437 |
| 2011 | 308 | 455 |
| 2012 | 284 | 445 |
| 2013 | 339 | 470 |
| 2014 | 356 | 478 |
| 2015 | 437 | 523 |
| 2016 | 393 | 644 |
| 2017 | 477 | 703 |
| 2018 | 540 | 699 |
| 2019 | 549 | 578 |
| 2020 | 488 | 635 |
| 2021 | 424 | 699 |
| 2022 | 415 | 675 |
| 2023 | 479 | 871 |
| 2024 | 513 | 915 |
| 2025 | 479 | 579 |
| 2026 | 385 | 410 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aromatic amine derivative, and organic electroluminescent element using same6 Oct 2026US 12,753,145 B2Idemitsu Kosan Co., Ltd.
- Preparation method and chiral sieving application of novel 12-crown-4 covalent organic frameworks6 Oct 2026US 12,753,169 B2Chongqing University of Arts and Sciences
- Organic molecules for optoelectronic devices6 Oct 2026US 12,753,192 B2Samsung Display Co., Ltd.
- Organic electroluminescent element and electronic device6 Oct 2026US 12,753,341 B2Idemitsu Kosan Co., Ltd.
- Perovskite-organic chromophore based X-ray imagining scintillator6 Oct 2026US 12,755,859 B2King Abdullah University of Science and Technology
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0308446 A1Universal Display Corporation
- Organic electroluminescent material and device thereof8 Oct 2026US 2026/0314158 A1Beijing Summer Sprout Technology Co., Ltd.
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314249 A1Universal Display Corporation
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314250 A1Universal Display Corporation
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314251 A1Universal Display Corporation
Most cited
By later US patents
- OLEDs doped with phosphorescent compounds1,989US 6,303,238 B1The Trustees of Princeton University · 2001
- Complexes with tridentate ligands1,471US 7,279,704 B2Universal Display Corporation · 2007
- Organic light emitting materials and devices1,135US 6,687,266 B1Universal Display Corporation · 2004
- Phosphorescent compounds and devices comprising the same1,017US 6,835,469 B2Universal Display Corporation · 2004
- OLEDs utilizing multidentate ligand systems1,005US 7,332,232 B2Universal Display Corporation · 2008