Patents by Inventor John Paul Xenakis

John Paul Xenakis 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).

  • Method and apparatus for monitoring and evaluating trade activity
    Patent number: 8332303
    Abstract: Systems, methods, apparatus, computer program code and means for generating quality data associated with an option order are provided. In some embodiments, an option order is received, the option order including information identifying a customer, and information identifying a desired option. The option order is associated with an order time. First national best bid and offer (NBBO) data are identified for the desired option at the order time. Execution information associated with the option order are identified, where the execution information includes information identifying a price, an exchange, and an execution time. Second NBBO data for the desired option at the execution time is identified, and the execution information is compared with at least one of the first and second NBBO data.
    Type: Grant
    Filed: September 18, 2002
    Date of Patent: December 11, 2012
    Assignee: Goldman, Sachs & Co.
    Inventors: Alan Mark Buckwalter, John Paul Xenakis
  • Method and apparatus for monitoring and evaluating trade activity
    Publication number: 20030177085
    Abstract: Systems, methods, apparatus, computer program code and means for generating quality data associated with an option order are provided. In some embodiments, an option order is received, the option order including information identifying a customer, and information identifying a desired option. The option order is associated with an order time. First national best bid and offer (NBBO) data are identified for the desired option at the order time. Execution information associated with the option order are identified, where the execution information includes information identifying a price, an exchange, and an execution time. Second NBBO data for the desired option at the execution time is identified, and the execution information is compared with at least one of the first and second NBBO data.
    Type: Application
    Filed: September 18, 2002
    Publication date: September 18, 2003
    Inventors: Alan Mark Buckwalter, John Paul Xenakis