Patents by Inventor R. Amaranatha Reddy

R. Amaranatha Reddy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Liquid crystals comprising cyclopentane groups
    Patent number: 10745617
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a cyclopentane group and at least two other rings. In one embodiment, the liquid crystal compounds of the invention comprise a cyclopentane group and at least two other rings, one of which is a fused ring system.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: August 18, 2020
    Assignee: VVI BRIGHT CHINA LTD
    Inventors: Xinhua Chen, R. Amaranatha Reddy
  • Liquid crystals comprising cyclopentane groups
    Patent number: 9822303
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a cyclopentane group and at least two other rings. In one embodiment, the liquid crystal compounds of the invention comprise a cyclopentane group and at least two other rings, one of which is a fused ring system.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: November 21, 2017
    Assignee: VVI BRIGHT CHINA LTD
    Inventors: Xinhua Chen, R. Amaranatha Reddy
  • LIQUID CRYSTALS COMPRISING CYCLOPENTANE GROUPS
    Publication number: 20160237348
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a cyclopentane group and at least two other rings. In one embodiment, the liquid crystal compounds of the invention comprise a cyclopentane group and at least two other rings, one of which is a fused ring system.
    Type: Application
    Filed: October 13, 2015
    Publication date: August 18, 2016
    Inventors: Xinhua CHEN, R. Amaranatha Reddy
  • LIQUID CRYSTALS COMPRISING CYCLOPENTANE GROUPS
    Publication number: 20150034872
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a cyclopentane group and at least two other rings. In one embodiment, the liquid crystal compounds of the invention comprise a cyclopentane group and at least two other rings, one of which is a fused ring system.
    Type: Application
    Filed: August 11, 2014
    Publication date: February 5, 2015
    Inventors: Xinhua Chen, R. Amaranatha Reddy
  • Liquid crystals comprising cyclopentane groups
    Patent number: 8801966
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a cyclopentane group and at least two other rings. In one embodiment, the liquid crystal compounds of the invention comprise a cyclopentane group and at least two other rings, one of which is a fused ring system.
    Type: Grant
    Filed: February 5, 2009
    Date of Patent: August 12, 2014
    Assignee: VVI Bright China Ltd.
    Inventors: Xinhua Chen, R. Amaranatha Reddy
  • High dielectric constant liquid crystal
    Patent number: 8444877
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a terminal cyclopentene group, along with at least two other ring groups.
    Type: Grant
    Filed: January 15, 2009
    Date of Patent: May 21, 2013
    Assignee: VVI Bright China Ltd.
    Inventors: Xinhua Chen, R. Amaranatha Reddy
  • HIGH DIELECTRIC CONSTANT LIQUID CRYSTAL
    Publication number: 20110121232
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a terminal cyclopentene group, along with at least two other ring groups.
    Type: Application
    Filed: January 15, 2009
    Publication date: May 26, 2011
    Inventors: Xinhua Chen, R. Amaranatha Reddy
  • Liquid Crystals Comprising Cyclopentane Groups
    Publication number: 20110089374
    Abstract: Provided are liquid crystal compounds and mixtures incorporating the same. The liquid crystal compounds of the invention generally comprise a cyclopentane group and at least two other rings. In one embodiment, the liquid crystal compounds of the invention comprise a cyclopentane group and at least two other rings, one of which is a fused ring system.
    Type: Application
    Filed: February 5, 2009
    Publication date: April 21, 2011
    Applicant: VVI BRIGHT, INC.
    Inventors: Xinhua Chen, R. Amaranatha Reddy