Legal Opinion

SIMPLIFICATION, LLC v. Block Financial Corp.

District Court, D. Delaware

Decided January 23, 2009No. Civil Action 03-355-JJFPublished

1Opinion of the Court

MEMORANDUM OPINION

FARNAN, District Judge.

This is a patent infringement case brought by Simplification, LLC (“Simplification”) against Block Financial Corporation and H & R Block Digital Tax Solutions, Inc. (collectively, “Block”) alleging infringement of United States Patent Nos. 6,202,052 (“the '052 patent”) and 6,697,787 (“the '787 patent”), which pertain to fully automated tax reporting, payment, and refund. The parties briefed their respective positions on claim construction, and the Court conducted a Markman hearing on the disputed terms. This Memorandum Opinion provides constructions of…

2Cases cited19 opinions

MARKMAN Et Al. v. WESTVIEW INSTRUMENTS, INC., Et Al.Supreme Court of the United States · 1996
Edward H. Phillips v. Awh Corporation, Hopeman Brothers, Inc., and Lofton Corporation, Defendants-CrossCourt of Appeals for the Federal Circuit · 2006
Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
Vitronics Corporation v. Conceptronic, Inc.Court of Appeals for the Federal Circuit · 1996
Liebel-Flarsheim Company and Mallinckrodt Inc. v. Medrad, Inc., Defendant-CrossCourt of Appeals for the Federal Circuit · 2004

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