C09K 2019/3096
Cyclobutane rings
Official title: {Cyclobutane rings}
C09K2019/3096 (Cyclobutane rings) appears on 18 US grants and 20 published applications in this corpus.
Search patents in C09K- Granted patents
- 18
- Published applications
- 20
- Assignees
- 7
- Inventors
- 60
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 4 |
| 2016 | 5 | 2 |
| 2017 | 1 | 3 |
| 2018 | 2 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Liquid-crystalline medium5 May 2026US 12,618,007 B2Merck Patent GmbH
- Liquid-crystal medium7 Jan 2025US 12,187,944 B2Merck Patent GmbH
- Liquid-crystalline medium26 Mar 2024US 11,939,509 B2Merck Patent GmbH
- Liquid-crystalline medium19 Mar 2024US 11,932,797 B2Merck Patent GmbH
- PSA-type liquid crystal composition and display device having same3 Oct 2023US 11,773,327 B2Jiangsu Hecheng Display Technology Co., Ltd.
- Liquid-crystalline medium19 Jun 2025US 2025/0197723 A1Merck Patent GmbH
- Liquid-crystal medium30 Nov 2023US 2023/0383186 A1Merck Patent GmbH
- Liquid-crystalline medium13 Oct 2022US 2022/0325180 A1Merck Patent GmbH
- Liquid-crystalline medium13 Oct 2022US 2022/0325181 A1Merck Patent GmbH
- Liquid crystal medium8 Apr 2021US 2021/0102122 A1Merck Patent GmbH
Most cited
By later US patents
- Liquid-crystalline medium9US 11,008,515 B2Merck Patent GmbH · 2021
- Liquid crystal composition having negative dielectric anisotropy2US 9,428,693 B2Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd. · 2016
- Liquid Crystal compound containing cyclobutyl group and difluoromethyleneoxy linking group, and preparation method and use thereof2US 9,481,828 B2Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. · 2016
- Liquid-crystalline media, components for high-frequency technology, and mesogenic compounds2US 9,523,037 B2Merck Patent GmbH · 2016
- Liquid crystal composition and application thereof1US 10,040,998 B2Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd. · 2018