Market quotation apparatus

• US 3,296,597 A
• Filed: 10/28/1963
• Issued: 01/03/1967
• Est. Priority Date: 10/28/1963
• Status: Expired due to Term

• Current Assignee: Evan J. Drummond, John R. Scantlin, Michael T. Gray, Paul Niquette Reaman
• Original Assignee: Evan J. Drummond, John R. Scantlin, Michael T. Gray, Paul Niquette Reaman
• Inventors: Scantlin, John R., Drummond, Evan J., Gray, Michael T., PAUL NIQUETTE REAMAN
• Application Number:
  US04/319,231
• Time in Patent Office: 1,163 Days
• US Class Current: 340/4.51
• CPC Class Codes: G06F 13/22 using successive scanning, e.g. polling G06F13/24 takes precedence
• CPC Class Codes: G06F 3/0489 using dedicated keyboard keys or combinations thereof
• CPC Class Codes: G06Q 40/04 Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange

Claims

1. IN A MARKET QUOTATION APPARATUS, THE COMBINATION OF:

A MEMORY UNIT INCLUDING MEANS FOR STORING MARKET INFORMATION THEREIN;

A COMPUTER INCLUDING MEANS FOR LOOKING UP STORED INFORMATION IN SAID MEMORY UNIT AND COMPOSING A MESSAGE IN RESPONSE TO AN INQUIRY, SAID INQUIRY INCLUDING AN IDENTIFICATION SECTION AND A FUNCTION SECTION;

A CUSTOMER UNIT INCLUDING MEANS FOR GENERATING AN INQUIRY AND MEANS FOR DISPLAYING A MESSAGE;

A REGIONAL BUFFER HAVING A PLURALITY OF CUSTOMER INPUTS AND OUTPUTS AND A HIGH SPEED LINE INPUT AND OUTPUT;

MEANS FOR CONNECTING SAID CUSTOMER UNIT IN PARALLEL WITH ADDITIONAL CUSTOMER UNITS TO THE CORRESPONDING INPUT AND OUTPUT OF SAID REGIONAL BUFFER FOR TRANSMITTING INQUIRIES TO SAID REGIONAL BUFFER AND MESSAGES TO SAID CUSTOMER UNIT;