Patents by Inventor Daniel Chall

Daniel Chall 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).

  • Lubricant composition
    Patent number: 11248188
    Abstract: A lubricant composition is provided which comprises a base oil and hydroxytyrosol and/or esters thereof. Also provided is a lubricant composition in which the esters have a solubility in the base oil at 25° C. of at least 0.1 g/l. Further provided is a lubricant composition in which the esters are at least partly carboxylic acid esters comprising esters of hydroxytyrosol and C2-10 carboxylic acids.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: February 15, 2022
    Assignee: KLUEBER LUBRICATION MUENCHEN SE & CO. KG
    Inventors: Karl Egersdoerfer, Thomas Kilthau, Daniel Chall, Stefan Seemeyer
  • LUBRICANT COMPOSITION
    Publication number: 20210207053
    Abstract: A lubricant composition is provided which comprises a base oil and hydroxytyrosol and/or esters thereof. Also provided is a lubricant composition in which the esters have a solubility in the base oil at 25° C. of at least 0.1 g/l. Further provided is a lubricant composition in which the esters are at least partly carboxylic acid esters comprising esters of hydroxytyrosol and C2-10 carboxylic acids.
    Type: Application
    Filed: August 9, 2019
    Publication date: July 8, 2021
    Inventors: Karl Egersdoerfer, Thomas Kilthau, Daniel Chall, Stefan Seemeyer