C09K 2019/161
Ph-ch=ch-ph
Official title: {Ph-CH=CH-Ph}
C09K2019/161 (Ph-ch=ch-ph) appears on 20 US grants and 33 published applications in this corpus.
Search patents in C09K- Granted patents
- 20
- Published applications
- 33
- Assignees
- 15
- Inventors
- 73
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 2 |
| 2014 | 0 | 4 |
| 2015 | 2 | 3 |
| 2016 | 2 | 2 |
| 2017 | 2 | 2 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 1 | 3 |
| 2021 | 1 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Liquid crystal medium20 Jan 2026US 12,528,988 B2Merck Patent GmbH
- Optical component25 Mar 2025US 12,258,509 B2Merck Patent GmbH
- Aromatic isothiocyanates21 Jan 2025US 12,203,023 B2Merck Patent GmbH
- Liquid crystal display device16 Apr 2024US 11,959,006 B2Sharp Kabushiki Kaisha
- Liquid-crystalline medium6 Jun 2023US 11,667,840 B2Merck Patent GmbH
- Display device including a touch insulation layer and a reflection adjustment layer, electronic device, and method for manufacturing a display device29 Jan 2026US 2026/0033220 A1Samsung Display Co., Ltd.
- Liquid crystal medium15 May 2025US 2025/0154412 A1Merck Patent GmbH
- Liquid-crystalline media23 Jan 2025US 2025/0026983 A1Merck Patent GmbH
- Aromatic isothiocyanates20 Jun 2024US 2024/0199957 A1Merck Patent GmbH
- Aromatic isothiocyanates7 Dec 2023US 2023/0392075 A1Merck Patent GmbH
Most cited
By later US patents
- Liquid-crystalline medium and high-frequency components comprising same11US 10,711,197 B2Merck Patent GmbH · 2020
- Liquid-crystalline medium and high-frequency components comprising same9US 9,593,279 B2Merck Patent GmbH · 2017
- Liquid-crystalline media8US 9,982,194 B2Mereck Patent GmbH · 2018
- Nematic liquid crystal composition7US 9,039,929 B2DIC Corporation · 2015
- Liquid crystal display device and method for manufacturing same6US 9,771,519 B2Jnc Corporation · 2017