C09K 2019/3004
Cy-cy
Official title: {Cy-Cy}
C09K2019/3004 (Cy-cy) appears on 636 US grants and 864 published applications in this corpus.
Search patents in C09K- Granted patents
- 636
- Published applications
- 864
- Assignees
- 80
- Inventors
- 838
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 7 |
| 2005 | 6 | 2 |
| 2006 | 1 | 5 |
| 2007 | 3 | 7 |
| 2008 | 5 | 17 |
| 2009 | 10 | 13 |
| 2010 | 13 | 21 |
| 2011 | 15 | 23 |
| 2012 | 16 | 16 |
| 2013 | 16 | 19 |
| 2014 | 19 | 32 |
| 2015 | 29 | 90 |
| 2016 | 65 | 113 |
| 2017 | 56 | 96 |
| 2018 | 63 | 86 |
| 2019 | 68 | 78 |
| 2020 | 49 | 52 |
| 2021 | 47 | 48 |
| 2022 | 38 | 32 |
| 2023 | 32 | 38 |
| 2024 | 32 | 17 |
| 2025 | 18 | 31 |
| 2026 | 27 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid-crystalline medium4 Aug 2026US 12,698,444 B2Merck Patent GmbH
- Composition, polarizer layer, laminate, and image displaying device28 Jul 2026US 12,692,439 B2FUJIFILM Corporation
- Liquid crystal aligning agent, liquid crystal alignment film and liquid crystal display element28 Jul 2026US 12,692,440 B2Nissan Chemical Corporation
- Liquid crystal device14 Jul 2026US 12,680,024 B2Merck Patent GmbH
- Liquid crystal compositions and display panels using the same23 Jun 2026US 12,662,629 B2Tcl China Star Optoelectronics Technology Co., Ltd.
- Liquid crystal composition and use thereof17 Sep 2026US 2026/0275193 A1Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd.
- Liquid crystalline medium and compounds20 Aug 2026US 2026/0242665 A1Merck Patent GmbH
- Polymerizable liquid crystal formulations20 Aug 2026US 2026/0242666 A1Merck Patent GmbH
- Liquid-crystalline medium6 Aug 2026US 2026/0226350 A1Merck Patent GmbH
- Liquid-crystalline medium30 Jul 2026US 2026/0218049 A1Merck Patent GmbH
Most cited
By later US patents
- Cell with a double liquid crystal layer using the electrically controlled birefringence effect and process for producing a uniaxial medium with negative optical anisotropy usable in said cell68US 4,813,770 ACommissariat A L' Energie Atomique · 1989
- Liquid-crystal medium37US 7,731,865 B2Merck Patent GmbH · 2010
- Liquid-crystalline medium34US 7,767,280 B2Merck Patent GmbH · 2010
- Liquid-crystal display22US 8,114,310 B2Merck Patent GmbH · 2012
- Liquid-crystal medium21US 8,399,073 B2Merck Patent GmbH · 2013