
    PURITAN-BENNETT CORP. and Mallinckrodt Inc., Plaintiffs-Appellants, v. PENOX TECHNOLOGIES, INC. and Essex Industries, Inc., Defendants-Cross Appellants.
    Nos. 04-1303, 04-1316.
    United States Court of Appeals, Federal Circuit.
    Feb. 17, 2005.
    Before RADER, Circuit Judge, PLAGER, Senior Circuit Judge, and PROST, Circuit Judge.
   PLAGER, Senior Circuit Judge.

The judgment of the United States District Court for the Southern District of Indiana is affirmed on the basis of the thorough opinion of the trial court. See Puritan-Bennett Corp. v. Penox Techs., Inc., No. IP 02-0762-C-M/S, 2004 WL 866618 (S.D.Ind. Mar. 2, 2004).  