Enfish, LLC v. Microsoft Corp.
Opinion
Lead Opinion
Pfaelzer, J.
Order Granting Defendants’ Motion for Summary Judgment as to Invalidity Under 35 U.S.C. § 112 (f)
I. INTRODUCTION
Plaintiff Enfish, LLC (“Enfish”) has sued Defendants Microsoft Corporation, Fiserv, I nc., Intuit, Inc., Sage Software, Inc., and Jack Henry & Associates, Inc. (collectively, “Defendants”) for infringement of two patents: U.S. Patent No. 6,151,604 (“the '604 Patent”) and U.S. Patent No. 6,163,775 (“the '775 Patent”). Defendants move for summary judgment of invalidity as to Claims 1, 2, and 16 of the '604 Patent as an invalid single-means claim under 35 U.S.C. § 112 .
II. TECHNICAL BACKGROUND
The technical background of the invention of the '604 Patent is set forth in this Court’s Order Granting in Part and Deny *1127 ing in Part Defendants’ Motion for Summary Judgment of Anticipation.
Claims 1, 2, and 16 of the '604 Patent are means-plus function claims directed to a data storage system. Asserted Claims 1 of the '604 Patent claims:
A data storage and retrieval system for a computer memory, comprising:
Claim 2 is dependent on Claim 1 and adds a clause requiring a logical column “containing] information for enabling determination of OIDs from text entry.”…