C09K 19/3857
Containing at least one asymmetric carbon atom
Official title: {containing at least one asymmetric carbon atom}
C09K19/3857 (Containing at least one asymmetric carbon atom) appears on 83 US grants and 42 published applications in this corpus.
Search patents in C09K- Granted patents
- 83
- Published applications
- 42
- Assignees
- 36
- Inventors
- 182
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 1 | 1 |
| 2010 | 3 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 3 |
| 2019 | 1 | 2 |
| 2020 | 3 | 3 |
| 2021 | 0 | 6 |
| 2022 | 2 | 7 |
| 2023 | 6 | 3 |
| 2024 | 7 | 2 |
| 2025 | 1 | 0 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition for forming polarizer, polarizer, laminate, and image display device5 May 2026US 12,619,019 B2FUJIFILM Corporation
- Polymerisable oligomeric liquid crystal, polymerisable medium and polymerised liquid crystal film3 Mar 2026US 12,565,617 B2Merck Patent GmbH
- Optical laminate and image display device17 Feb 2026US 12,552,992 B2FUJIFILM Corporation
- Band edge emission enhanced organic light emitting diode utilizing chiral liquid crystalline emitter21 Jan 2025US 12,207,551 B2Red Bank Technologies LLC
- Display device and manufacturing method thereof3 Dec 2024US 12,158,665 B2AUO Corporation
- Display device and manufacturing method thereof5 Sep 2024US 2024/0295776 A1AUO Corporation
- Polymerisable oligomeric liquid crystal, polymerisable medium and polymerised liquid crystal film27 Jun 2024US 2024/0209264 A1Merck Patent GmbH
- Display device, display module, and electronic device14 Dec 2023US 2023/0400740 A1Semiconductor Energy Laboratory Co.Ltd.
- Display device and manufacturing method thereof19 Oct 2023US 2023/0333430 A1AUO Corporation
- Optical laminate and image display device28 Sep 2023US 2023/0303929 A1FUJIFILM Corporation
Most cited
By later US patents
- Liquid-crystalline polymer phase having a cholesteric structure, processes for its preparation and its use102US 4,293,435 ABASF SE · 1981
- Polymerizable liquid crystal composition and optically anisotropic film comprising the same56US 5,863,457 ADainippon Ink and Chemicals, Inc. · 1999
- Device, method and apparatus for optical modulation using ferroelectric polymer liquid crystals52US 4,995,705 ACanon Kabushiki Kaisha · 1991
- Identification and authentication using liquid crystal material markings44US 8,734,679 B2Sicpa Holding SA · 2014
- Nonlinear optical material and nonlinear optical device42US 5,011,623 ACanon Kabushiki Kaisha · 1991