Securities trading workstation
Patent 5297032 Issued on March 22, 1994. Estimated Expiration Date: 
March 22, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 22, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.InventorsAssigneeApplicationNo. 649761 filed on 02/01/1991US Classes:705/37, Trading, matching, or bidding340/825.26Stock quotationExaminersPrimary: Envall, Roy N. Jr.Assistant: Hazard, Jennifer L. Attorney, Agent or FirmInternational ClassG06F 015/30AbstractA work station for use by a trader of securities on an established market. The work station is integrated into a network of competing market makers for a plurality of securities for trading. A centralized database provides a feed of data on current market events for the securities, including price and transaction data. The work station is specifically programmed to receive the feed of data from the database and convert this datastream into a form conducive to enhanced trading. Seven separate applications permit the trader to track the market, select securities, bid and ask pricing, market direction and market depth. Traders equipped with the workstation are capable of entering transactions with more complete and copious knowledge about the extant market.Other References
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