1
Charles Stack: Apparatus and method for on-line price comparison of competitors goods and/or services over a computer network. Cendant Publishing, Rothwell Figg Ernst & Kurz, June 13, 2000: US06076070 (155 worldwide citation)

A method and apparatus are provided for a computer-implemented on-line price comparison method for performing price comparison and price reduction of goods and/or services sold by a vendor over a computer network, such as the Internet. The price comparison method can be selected by a customer, where ...


2
Stack Charles: Apparatus and method for on-line price comparison of competitors goods and/or services over a computer network. Cendant Publishing, June 13, 2001: EP1105827-A1

A price comparison network having a host computer (510). A customer input (530) communicates with the host computer (510).


3
Stack Charles: Apparatus and method for on-line price comparison of competitors goods and/or services over a computer network. Cendant Publishing, DeLUCA Vincent M, February 3, 2000: WO/2000/005666

A price comparison network having a host computer (510). A customer input (530) communicates with the host computer (510).