Patents by Inventor David J. Gilbert

David J. Gilbert 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).

  • Silicon comprising polymer coated particles
    Patent number: 10300496
    Abstract: The present invention relates to core-shell-particles, wherein the core comprises at least one metal, or a compound thereof, or a mixture of at least one metal or a compound thereof and at least one semimetal or a compound thereof, and the shell comprises at least one silicon comprising polymer, to a process for the preparation of these core-shell-particles, to the use of these core-shell-particles in an agglomeration-deagglomeration process, in particular in chemical, physical or biological test methods or separation processes, decontamination processes, water purification, recycling of electrical/electronic scrap or gravity separation, and to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: May 28, 2019
    Assignees: BASF SE, BASF Corporation
    Inventors: Florian Blasberg, Andreas Luz, Igor Shishkov, David J. Gilbert, Wolfgang Rohde
  • SILICON COMPRISING POLYMER COATED PARTICLES
    Publication number: 20160339446
    Abstract: The present invention relates to core-shell-particles, wherein the core comprises at least one metal, or a compound thereof, or a mixture of at least one metal or a compound thereof and at least one semimetal or a compound thereof, and the shell comprises at least one silicon comprising polymer, to a process for the preparation of these core-shell-particles, to the use of these core-shell-particles in an agglomeration-deagglomeration process, in particular in chemical, physical or biological test methods or separation processes, decontamination processes, water purification, recycling of electrical/electronic scrap or gravity separation, and to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material.
    Type: Application
    Filed: January 22, 2015
    Publication date: November 24, 2016
    Inventors: Florian BLASBERG, Andreas LUZ, Igor SHISHKOV, David J. GILBERT, Wolfgang ROHDE
  • Pharmaceutical compositions
    Patent number: 4421741
    Abstract: An anti-inflammatory pharmaceutical composition is described which is adapted for topical application to the eye and contains as active principle a compound of formula ##STR1## or a pharmaceutically acceptable salt thereof where R.sub.1 is a chlorine atom or a methyl group, R.sub.2 is a hydrogen atom or a methyl group and R.sub.3 is a hydrogen atom or a methyl group. The composition may be used to treat ocular inflammation.
    Type: Grant
    Filed: June 9, 1982
    Date of Patent: December 20, 1983
    Assignee: Smith and Nephew Associated Companies Limited
    Inventors: David J. Gilbert, Derek A. Hollingsbee
  • Pharmaceutical compositions
    Patent number: 4349563
    Abstract: An anti-inflammatory pharmaceutical composition is described which is adapted for topical application to the eye and contains as active principle a compound of formula ##STR1## or a pharmaceutically acceptable salt thereof where R.sub.1 is a chlorine atom or a methyl group, R.sub.2 is a hydrogen atom or a methyl group and R.sub.3 is a hydrogen atom or a methyl group. The composition may be used to treat ocular inflammation.
    Type: Grant
    Filed: April 13, 1981
    Date of Patent: September 14, 1982
    Assignee: Smith and Nephew Associated Companies Limited
    Inventors: David J. Gilbert, Derek A. Hollingsbee