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Liquidity Engine for futures trading exchange

  • US 20040088242A1
  • Filed: 10/30/2002
  • Published: 05/06/2004
  • Est. Priority Date: 10/30/2002
  • Status: Active Grant
First Claim
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1. A screen-based electronic system used for trading futures commodity contracts in varying volumes or lot sizes by futures market makers or other market participants using a plurality of remote futures trading terminals, said system comprising:

  • a centralized futures trading host server communicatively coupled to the remote trading terminals, comprising;

    a consolidated limit order book for receiving and storing bids and offers from said remote terminals;

    a matching engine for automatically matching bids and offers using a price/time priority;

    a matched trade database containing trading data for matched bids and offers, including a bid time value and an offer time value; and

    a fee calculator for periodically determining a fee to be charged for each bid and offer that is matched, where the fee includes a first rebate credit for the bid or offer that has the earlier time value, and includes a second rebate credit if the bid or offer having the earlier time value was submitted by a futures market maker, and where the fee includes a first surcharge for the bid or offer that has the later time value, and includes a second surcharge if the bid or offer having the later time value was submitted by a futures market maker.

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