ENTEGRIS, INC. v. PALL CORP.

Nos. 2004-1440, 2005-1265, 2005-1266, 2006-1374.

490 F.3d 1340 (2007)

ENTEGRIS, INC. (formerly known as Mykrolis Corporation), Plaintiff-Cross Appellant, v. PALL CORPORATION, Defendant-Appellant.

United States Court of Appeals, Federal Circuit.

June 13, 2007.


Attorney(s) appearing for the Case

John T. Montgomery, Ropes & Gray, LLP, of Boston, MA, argued for plaintiff-cross appellant. With him on the brief was Dalila Argaez Wendlandt. Of counsel on the brief were Susan G.L. Glovsky, John L. DuPré, and Kevin T. Shaughnessy, Hamilton, Brook, Smith & Reynolds, P.C., of Concord, MA.

H. Michael Hartmann, Leydig, Voit & Mayer, LTD., of Chicago, IL, argued for defendant-appellant. With him on the brief were Mark E. Phelps and Jeremy C. Lowe.

Before GAJARSA, LINN, and MOORE, Circuit Judges.


MOORE, Circuit Judge.

Mykrolis Corporation ("Mykrolis")1 sued Pall Corporation ("Pall") in the United States District Court for the District of Massachusetts, asserting infringement of U.S. Patent Nos. 6,068,770 (the '770 patent) and 6,378,907 (the '907 patent) by certain fluid filtering devices manufactured and sold by Pall. The district court granted Mykrolis' motion for a preliminary injunction. Mykrolis Corp. v. Pall Corp.,...

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