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KATZ v. AT&T CORP.

No. CIV. A. 97-4453.

63 F.Supp.2d 583 (1999)

Ronald A. KATZ, Technology Licensing, L.P., and MCI Telecommunications Corporation, Plaintiffs, v. AT & T CORPORATION, et al., Defendants.

United States District Court, E.D. Pennsylvania.

August 26, 1999.

Attorney(s) appearing for the Case

Perry Bechtle, Dugan, Brinkmann, Maginnis & Pace, Ronald P. Schiller, Piper and Marbury, David L. Weinreb, Elizabeth J. Feeney, Piper & Marbury, L.L.P., Philadelphia, PA, Cari S. Nadler, Jenner & Block, Washington, DC, for Plaintiffs.

Matthew J. Siembieda, Timothy D. Katsiff, Blank Rome Comisky & McCauley, Philadelphia, PA, Thomas D. Rein, Douglas I. Lewis, Russell E. Cass, Lisa A. Schneider, Andrew J. Wu, Sidley & Austin, Chicago, IL, Mark D. Wegener, Matthew J. Moore, Howrey & Simon, Washington, DC, Fred T. Magaziner, Martin J. Black, Abbe F. Fletman, Wolf, Block, Schorr and Soliscohen, LLP, Philadelphia, PA, for Defendants.

CONCLUSIONS OF LAW REGARDING PATENT CLAIM CONSTRUCTION

LOWELL A. REED, Jr., Senior District Judge.

Ronald A. Katz ("Katz") is the inventor in a large body of patents dealing with telephonic interactive voice applications. The plaintiffs, Ronald A. Katz Technology Licencing, L.P. and MCI Telecommunications Corporation, filed this patent infringement suit against AT & T Corporation, AT & T Universal Card Services Corporation, and AT & T...

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