C09K 2019/3019
Cy-cy-ph-ph
Official title: {Cy-Cy-Ph-Ph}
C09K2019/3019 (Cy-cy-ph-ph) appears on 180 US grants and 244 published applications in this corpus.
Search patents in C09K- Granted patents
- 180
- Published applications
- 244
- Assignees
- 38
- Inventors
- 390
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 3 |
| 2007 | 2 | 6 |
| 2008 | 4 | 6 |
| 2009 | 4 | 9 |
| 2010 | 8 | 4 |
| 2011 | 5 | 5 |
| 2012 | 2 | 3 |
| 2013 | 6 | 7 |
| 2014 | 2 | 7 |
| 2015 | 11 | 32 |
| 2016 | 22 | 29 |
| 2017 | 20 | 27 |
| 2018 | 15 | 25 |
| 2019 | 20 | 22 |
| 2020 | 17 | 14 |
| 2021 | 10 | 10 |
| 2022 | 4 | 10 |
| 2023 | 7 | 4 |
| 2024 | 7 | 5 |
| 2025 | 7 | 10 |
| 2026 | 5 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Liquid crystal device14 Jul 2026US 12,680,024 B2Merck Patent GmbH
- Liquid-crystalline medium and liquid-crystal display comprising the same and compounds12 May 2026US 12,624,291 B2Merck Patent GmbH
- Liquid crystal medium28 Apr 2026US 12,612,551 B2Merck Patent GmbH
- Liquid crystal composition and display panel28 Apr 2026US 12,612,552 B2Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTd.
- Liquid-crystalline medium17 Feb 2026US 12,552,991 B2Merck Patent GmbH
- Liquid crystal composition and display panel30 Apr 2026US 2026/0117125 A1Tcl China Star Optoelectronics Technology Co., Ltd.
- Liquid crystalline medium29 Jan 2026US 2026/0028530 A1Merck Patent GmbH
- Liquid-Crystal Medium Comprising Polymerizable Compounds4 Dec 2025US 2025/0368897 A1Merck Patent GmbH
- Liquid-crystalline medium24 Jul 2025US 2025/0236795 A1Merck Patent GmbH
- Liquid crystal medium26 Jun 2025US 2025/0207032 A1Merck Patent GmbH
Most cited
By later US patents
- Liquid-crystalline medium13US 8,551,358 B2Merck Patent GmbH · 2013
- Photostable liquid crystalline medium10US 7,211,302 B2Merck Patent GmbH · 2007
- Liquid crystal composition and liquid crystal display device7US 7,435,459 B2Chisso Corporation · 2008
- Nematic liquid crystal composition7US 9,039,929 B2DIC Corporation · 2015
- Device for controlling the passage of energy, containing a dichroic dye compound6US 10,344,217 B2Merck Patent GmbH · 2019