C09K 2019/124
Ph-ph-ph-ph
Official title: {Ph-Ph-Ph-Ph}
C09K2019/124 (Ph-ph-ph-ph) appears on 138 US grants and 192 published applications in this corpus.
Search patents in C09K- Granted patents
- 138
- Published applications
- 192
- Assignees
- 36
- Inventors
- 381
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 3 | 1 |
| 2008 | 1 | 5 |
| 2009 | 1 | 2 |
| 2010 | 7 | 3 |
| 2011 | 0 | 5 |
| 2012 | 3 | 6 |
| 2013 | 5 | 3 |
| 2014 | 2 | 10 |
| 2015 | 12 | 23 |
| 2016 | 10 | 21 |
| 2017 | 15 | 15 |
| 2018 | 10 | 15 |
| 2019 | 8 | 10 |
| 2020 | 13 | 13 |
| 2021 | 7 | 5 |
| 2022 | 8 | 9 |
| 2023 | 6 | 14 |
| 2024 | 8 | 6 |
| 2025 | 7 | 15 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymerisable liquid crystal material and polymerised liquid crystal film21 Jul 2026US 12,686,820 B2Merck Patent GmbH
- Liquid-crystalline medium12 May 2026US 12,624,289 B2Merck Patent GmbH
- Liquid-crystalline medium and liquid-crystal display comprising the same and compounds12 May 2026US 12,624,291 B2Merck Patent GmbH
- Liquid-crystalline medium5 May 2026US 12,618,007 B2Merck Patent GmbH
- Liquid crystal medium5 May 2026US 12,618,008 B2Merck Patent GmbH
- Liquid-crystalline medium6 Aug 2026US 2026/0226350 A1Merck Patent GmbH
- Liquid crystal composition and liquid crystal display device16 Jul 2026US 2026/0201250 A1Jiangsu Hecheng Display Technology Co., Ltd.
- Liquid crystalline sam via spin-coat assembly and their area selective deposition properties25 Jun 2026US 2026/0176268 A1Merck Patent GmbH
- Liquid Crystal Medium25 Jun 2026US 2026/0176532 A1Merck Patent GmbH
- Liquid crystal composition and display panel30 Apr 2026US 2026/0117125 A1Tcl China Star Optoelectronics Technology Co., Ltd.
Most cited
By later US patents
- Liquid crystal composition and liquid crystal display device182US 8,361,569 B2Jnc Corporation · 2013
- Fluoroalkylated liquid-crystal compounds, liquid-crystal compositions, and liquid-crystal display elements15US 6,254,941 B1Chisso Corporation · 2001
- Process for the preparation of ring compounds15US 7,183,447 B2Merck Patent GmbH · 2007
- Process for the preparation of ring compounds13US 7,411,100 B2Merck & Co., Inc. · 2008
- Conducting liquid crystals10US 5,370,820 ABritish Technology Group Limited · 1994