Southwest Efuel Network, L.L.C. v. Transaction Tracking Technologies, Inc., No. 2:07-cv-00311 (E.D. Tex. Oct. 23, 2009)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

I. INTRODUCTION Plaintiff Southwest EFuel Network, LLC (“Sout hwest”) filed this suit against defendant Transaction Tracking Technologies, Inc. (“3T”) on July 25, 2007 alleging infringement of its patents, U.S. patent Nos. 5,787,405 (“the ‘405 pa tent”) and 5,909,673 (“the ‘673 patent”). This order addresses the parties’ various claim c onstruction disputes. The order will first briefly address the technology at issue in the case and then turn to the merits of the claim construction issues. II. BACKGROUND OF THE TECHNOLOGY A.