C09K 19/3876
Polyoxyalkylene polymers
Official title: {Polyoxyalkylene polymers}
C09K19/3876 (Polyoxyalkylene polymers) appears on 48 US grants and 24 published applications in this corpus.
Search patents in C09K- Granted patents
- 48
- Published applications
- 24
- Assignees
- 35
- Inventors
- 112
- Latest grant
- 14 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 7 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 0 |
| 2023 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Electro-responsive ionic liquid crystal elastomer14 Nov 2023US 11,814,562 B2Kent State University
- Quantum rod, and light-emitting device, optical member, and apparatus, including the same31 Oct 2023US 11,802,242 B2Samsung Display Co., Ltd.
- Liquid crystalline composition, side chain type polymer liquid crystalline compound, light absorption anisotropic film, laminate, and image display device14 Feb 2023US 11,578,270 B2FUJIFILM Corporation
- Side chain liquid crystal epoxy monomer (S-LCEM) and preparation method thereof, and side chain liquid crystal epoxy resin (S-LCER) with high intrinsic thermal conductivity12 Jul 2022US 11,384,287 B2Northwestern Polytechnical University
- Epoxy resin, epoxy resin composition, epoxy resin cured product and composite material7 Jun 2022US 11,352,562 B2Showa Denko Materials Co., Ltd.
- Quantum rod, and light-emitting device, optical member, and apparatus, including the same2 Dec 2021US 2021/0371750 A1Samsung Display Co., Ltd.
- Side chain liquid crystal epoxy monomer (s-lcem) and preparation method thereof, and side chain liquid crystal epoxy resin (s-lcer) with high intrinsic thermal conductivity12 Aug 2021US 2021/0246372 A1Northwestern Polytechnical University
- Electro-responsive ionic liquid crystal elastomer15 Jul 2021US 2021/0214613 A1Kent State University
- Liquid crystalline composition, side chain type polymer liquid crystalline compound, light absorption anisotropic film, laminate, and image display device5 Nov 2020US 2020/0347304 A1FUJIFILM Corporation
- Epoxy resin, epoxy resin composition, epoxy resin cured product and composite material15 Oct 2020US 2020/0325398 A1Hitachi Chemical Company, Ltd.
Most cited
By later US patents
- Polyoxyalkylene polymers exhibiting nonlinear optical response49US 4,694,066 ACelanese Corporation · 1987
- Side chain liquid crystalline condensation polymers exhibiting nonlinear optical response35US 4,795,664 AHoechst Celanese Corporation · 1989
- Electrical insulation using liquid crystal thermoset epoxy resins34US 5,904,984 ASiemens Westinghouse Power Corporation · 1999
- Side chain liquid crystalline polymers exhibiting nonlinear optical response31US 4,810,338 AHoecast Celanese Corp. · 1989
- Polymeric thin film waveguide media29US 5,044,725 AHoechst Celanese Corporation · 1991