C09K 19/50
Containing steroidal liquid crystal compounds
Official title: containing steroidal liquid crystal compounds
C09K19/50 (Containing steroidal liquid crystal compounds) appears on 37 US grants and 14 published applications in this corpus.
Search patents in C09K- Granted patents
- 37
- Published applications
- 14
- Assignees
- 25
- Inventors
- 96
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 3 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical system29 Jul 2025US 12,372,703 B2FUJIFILM Corporation
- Optical system21 May 2024US 11,988,857 B2FUJIFILM Corporation
- Infrared control film and window10 Mar 2020US 10,585,300 B2FUJIFILM Corporation
- Brightness enhancement film, optical sheet member, and liquid crystal display device19 Jun 2018US 10,001,674 B2FUJIFILM Corporation
- Liquid crystal composition, liquid crystal display device and its manufacturing method6 Feb 2018US 9,884,995 B2Beijing Boe Optoelectronics Technology Co., Ltd.
- Liquid crystalline medium29 Jan 2026US 2026/0028530 A1Merck Patent GmbH
- Optical system16 Oct 2025US 2025/0321369 A1FUJIFILM Corporation
- Liquid crystal optical element and display device13 Feb 2025US 2025/0052937 A1Japan Display Inc.
- Optical system1 Aug 2024US 2024/0255684 A1FUJIFILM Corporation
- Optical system24 Nov 2022US 2022/0373729 A1FUJIFILM Corporation
Most cited
By later US patents
- Method of stabilizing soils24US 4,022,633 A1977
- Novel compositions, devices and method23US 4,140,016 ABecton, Dickinson and Company · 1979
- Device for the production and modulation of monochromatic light22US 4,032,218 ABBC Brown, Boveri & Company, Limited · 1977
- Terpenoid derivatives and liquid crystal materials and devices containing them21US 4,784,793 AStc PLC · 1988
- Liquid crystal compositions and devices16US 4,296,631 ABecton, Dickinson and Company · 1981