Patents by Inventor Thomas Litters

Thomas Litters 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).

  • Patent number: 11591537
    Abstract: The invention relates to lubricating greases based on alkali metal soaps and/or earth-alkali metal soaps and metal complex soaps based on (R)-10-hydroxyoctadecanoic acid and to the use thereof.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: February 28, 2023
    Assignee: FUCHS PETROLUB SE
    Inventors: Thomas Litters, Florian Hahn, Rolf Luther, Markus Urban, Angela Robben
  • Patent number: 11473032
    Abstract: A constant velocity joint having a boot constructed from a thermoplastic polyether ester as the boot material. The boot includes a lubricating grease composition for lubricating the constant velocity joint, the lubricating grease composition comprising calcium lignin sulfonate.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: October 18, 2022
    Assignee: FUCHS PETROLUB SE
    Inventors: Thomas Litters, Alexander Liebenau
  • Publication number: 20220186135
    Abstract: The invention relates to lubricating greases based on alkali metal soaps and/or earth-alkali metal soaps and metal complex soaps based on (R)-10-hydroxyoctadecanoic acid and to the use thereof.
    Type: Application
    Filed: April 24, 2020
    Publication date: June 16, 2022
    Inventors: THOMAS LITTERS, FLORIAN HAHN, ROLF LUTHER, MARKUS URBAN, ANGELA ROBBEN
  • Publication number: 20200115650
    Abstract: A constant velocity joint having a boot constructed from a thermoplastic polyether ester as the boot material. The boot includes a lubricating grease composition for lubricating the constant velocity joint, the lubricating grease composition comprising calcium lignin sulfonate.
    Type: Application
    Filed: December 11, 2019
    Publication date: April 16, 2020
    Inventors: Thomas Litters, Alexander Liebenau
  • Patent number: 10604721
    Abstract: The invention relates to a method for preparing lignin derivative-based lubricating greases thickened by a polyurea thickener, lubricating greases thus prepared, and the use of such lubricant greases, inter alia, in transmissions, constant-velocity driveshafts and sealed roller bearings.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: March 31, 2020
    Assignee: FUCHS PETROLUB SE
    Inventors: Thomas Litters, Florian Hahn, Torsten Goerz, Hans Jürgen Erkel
  • Publication number: 20180258368
    Abstract: The invention relates to a method for preparing lignin derivative-based lubricating greases thickened by a polyurea thickener, lubricating greases thus prepared, and the use of such lubricant greases, inter alia, in transmissions, constant-velocity driveshafts and sealed roller bearings.
    Type: Application
    Filed: March 9, 2016
    Publication date: September 13, 2018
    Inventors: Thomas Litters, Florian Hahn, Torsten Goerz, Hans Jürgen Erkel
  • Publication number: 20170145340
    Abstract: A constant velocity joint having a boot constructed from a thermoplastic polyether ester as the boot material. The boot includes a lubricating grease composition for lubricating the constant velocity joint, the lubricating grease composition comprising calcium lignin sulfonate.
    Type: Application
    Filed: February 8, 2017
    Publication date: May 25, 2017
    Inventors: Thomas Litters, Alexander Liebenau
  • Patent number: 8603958
    Abstract: Embodiments of the invention include compositions of calcium/lithium complex greases containing calcium/lithium soaps having a high calcium fraction and complexing agents, encapsulated constant velocity shafts containing such lubricating greases and the use of the lubricating greases in encapsulated shafts of constant velocity shafts.
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: December 10, 2013
    Assignee: Fuchs Petrolub AG
    Inventors: Thomas Litters, Alexander Liebenau
  • Publication number: 20120302472
    Abstract: The object of the invention are lubricating greases that contain calcium lignin sulfonates, and which consist of a base oil, calcium soaps, calcium lignin sulfonate having average molecular weights (weight average) greater than 10,000 g/mol as well as other, optional alkaline earth lignin sulfonates, producible by heating to temperatures above 120° C. converting and driving out components with low boiling point in order to produce a base grease, and cooling and addition of base oil and possibly other additives with mixing, a corresponding process, and use of the lubricating greases containing calcium lignin sulfonate.
    Type: Application
    Filed: January 31, 2011
    Publication date: November 29, 2012
    Applicant: FUCHS PETROLUB AG
    Inventors: Thomas Litters, Alexander Liebenau
  • Publication number: 20100048436
    Abstract: Embodiments of the invention include compositions of calcium/lithium complex greases containing calcium/lithium soaps having a high calcium fraction and complexing agents, encapsulated constant velocity shafts containing such lubricating greases and the use of the lubricating greases in encapsulated shafts of constant velocity shafts.
    Type: Application
    Filed: July 24, 2009
    Publication date: February 25, 2010
    Applicant: FUCHS PETROLUB AG
    Inventors: Thomas Litters, Alexander Liebenau