C09K 19/126
Compounds containing at least one asymmetric carbon atom
Official title: {Compounds containing at least one asymmetric carbon atom}
C09K19/126 (Compounds containing at least one asymmetric carbon atom) appears on 169 US grants and 29 published applications in this corpus.
Search patents in C09K- Granted patents
- 169
- Published applications
- 29
- Assignees
- 68
- Inventors
- 296
- Latest grant
- 6 Jul 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 14 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 17 | 0 |
| 1993 | 24 | 0 |
| 1994 | 5 | 0 |
| 1995 | 12 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 3 | 1 |
| 2013 | 2 | 1 |
| 2014 | 1 | 4 |
| 2015 | 2 | 2 |
| 2016 | 1 | 6 |
| 2017 | 3 | 3 |
| 2018 | 2 | 2 |
| 2019 | 4 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid crystal composition and liquid crystal display device6 Jul 2021US 11,053,441 B2Jiangsu Hecheng Display Technology Co., Ltd.
- Liquid crystal composition and liquid crystal display device19 May 2020US 10,655,065 B2Jnc Corporation
- Liquid-crystalline medium12 Nov 2019US 10,472,569 B2Merck Patent GmbH
- Liquid crystal composition containing 2-methyl-3,4,5-trifluorobenzene liquid crystal compound and application thereof17 Sep 2019US 10,414,981 B2Beijing Bayi Space Lcd Technology Co., Ltd
- Polymerizable polar compound, liquid crystal composition, and liquid crystal display element27 Aug 2019US 10,392,339 B2Jnc Corporation
- Liquid crystal compositions and display panels using the same29 May 2025US 2025/0171692 A1Tcl China Star Optoelectronics Technology Co., Ltd.
- Liquid crystal composition and liquid crystal display device23 Apr 2020US 2020/0123443 A1Jiangsu Hecheng Display Technology Co., Ltd.
- Manufacture method of liquid crystal display panel15 Feb 2018US 2018/0046035 A1Shenzhen China Star Optoelectronics Technology Co., Ltd.
- Liquid crystal composition and liquid crystal display device1 Feb 2018US 2018/0030349 A1Jnc Corporation
- Polymerizable polar compound, liquid crystal composition, and liquid crystal display element28 Dec 2017US 2017/0369418 A1Jnc Corporation
Most cited
By later US patents
- Liquid crystal materials and devices130US 3,947,375 ASecretary of State for Defence in Her Britannic Majesty's Govt. of U.K. of Gt. Britain and Northern Ireland · 1976
- Ferroelectric liquid crystal compounds and liquid crystal compositions112US 4,576,732 AHitachi, Ltd. · 1986
- Smectic liquid crystal compound and liquid crystal compositions73US 4,592,858 AAjinomoto Co., Inc. · 1986
- Liquid crystalline biphenyl derivatives and mixtures thereof73US 4,614,609 AChisso Corporation · 1986
- Polyphenyl-based ester compounds and liquid crystal compositions containing same65US 4,728,458 AAjinomoto Co., Inc. · 1988