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System and method for price-based annotations in an electronic trading environment

  • US 7,835,981 B2
  • Filed: 12/23/2009
  • Issued: 11/16/2010
  • Est. Priority Date: 09/30/2002
  • Status: Active Grant
First Claim
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1. A system for displaying price-based annotations in an electronic trading environment, the system including:

  • a client device adapted to display a price axis, wherein the price axis includes a plurality of price levels for a tradeable object, the client device adapted to display market data related to the tradeable object, wherein the market data is displayed along the price axis, wherein the market data includes bid and ask quantities for the tradeable object, the client device adapted to display a plurality of order entry regions, wherein each order entry region corresponds to a price level of the plurality of price levels, where each order entry region is adapted to receive a command to place an order for the tradeable object at the corresponding price level, the client device adapted to receive a definition for an annotation, wherein the definition includes an annotation price level and annotation information, wherein the definition is specified by a user, wherein the annotation price level includes at least one price level for the tradeable object, the client device adapted to process the definition to determine that at least one of the price levels of the annotation price level is within the plurality of price levels of the price axis, and the client device adapted to display the annotation by displaying the annotation information along the price axis at the at least one of the price levels of the annotation price level determined to be within the plurality of price levels of the price axis.

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