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NORTHROP GRUMMAN CORP. v. INTEL CORP.

Nos. 02-1024, 02-1182.

325 F.3d 1346 (2003)

NORTHROP GRUMMAN CORPORATION, Plaintiff-Appellant, v. INTEL CORPORATION and Xircom Corporation, Defendants, and 3Com Corporation, Defendant-Cross-Appellant, and D-Link Systems, Inc., Defendant, and The Linksys Group, Inc., Defendant-Appellee.

United States Court of Appeals, Federal Circuit.

Decided: March 31, 2003.

Attorney(s) appearing for the Case

David G. Wille, Baker Botts L.L.P., of Dallas, Texas, argued for plaintiff-appellant, Northrop Grumman Corporation. With him on the brief were Samara L. Kline, Larry D. Carlson and Robert M. Chiaviello, Jr.

Natu J. Patel, Wang, Madruga & Patel, of Newport Beach, California, argued for defendant-appellee, The Linksys Group, Inc. Of counsel was Jeffrey C.P. Wang, of Newport Beach, California.

Paul H. Berghoff, McDonnell Boehnen Hulbert & Berghoff, of Chicago, Illinois, argued for defendant-cross appellant 3COM Corporation. With him on the brief were Leif R. Sigmond, Jr., Matthew J. Sampson, George I. Lee, Marcus J. Thymian, and Alison J. Baldwin.

Before MAYER, Chief Judge, FRIEDMAN, Senior Circuit Judge, and BRYSON, Circuit Judge.

BRYSON, Circuit Judge.

Northrop Grumman Corporation ("Northrop") is the owner of U.S. Patent No. 4,453,229 ("the '229 patent"), entitled "Bus Interface Unit." The '229 patent issued in 1982. In late 2000, shortly before the patent expired, Northrop filed suit in the United States District Court for the Eastern District of Texas against several defendants, including appellees 3Com Corporation and The Lynksys Group, Inc. (collectively, "3Com"). Northrop's complaint...

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