Patents by Inventor John SPROD

John SPROD 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).

  • Composition for a disc-type flexible coupling and coupling including such composition
    Patent number: 9587082
    Abstract: A composition having at least one rubber component; from 49 to 51 parts of carbon black per hundred parts of the at least one rubber component; from 1 to 6 parts of modified para-aramid short fiber per hundred parts of the at least one rubber component; and from 1 to 6 parts of hexamethylene-1,6-bis(thiosulfate) disodium salt dehydrate per hundred parts of the at least one rubber component.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: March 7, 2017
    Assignee: TUMEDEI SPA
    Inventors: Martin Auer, Olivier Marin, Ron Asquith, John Sprod
  • COMPOSITION FOR A DISC-TYPE FLEXIBLE COUPLING AND COUPLING INCLUDING SUCH COMPOSITION
    Publication number: 20150337904
    Abstract: A composition having at least one rubber component; from 49 to 51 parts of carbon black per hundred parts of the at least one rubber component; from 1 to 6 parts of modified para-aramid short fibre per hundred parts of the at least one rubber component; and from 1 to 6 parts of hexamethylene-1,6-bis(thiosulfate) disodium salt dehydrate per hundred parts of the at least one rubber component.
    Type: Application
    Filed: December 17, 2013
    Publication date: November 26, 2015
    Inventors: Martin AUER, Olivier MARIN, Ron ASQUITH, John SPROD