DuPont Says Patent Suit Press Release Not Unfair Competition

Law360, New York (March 1, 2013, 12:57 PM EST) -- DuPont Co. asked a Delaware federal court Thursday to declare that the company didn't breach unfair competition laws by issuing a press release when it sued a subsidiary of German engineering group Heraeus Holding GmbH for allegedly infringing a solar panel patent.

The chemical giant's declaratory judgment lawsuit says Heraeus Precious Metals North America Conshohocken LLC threatened to sue over the July press release, which announced that Dupont had filed the infringement case against Heraeus.

Originally asserted as counterclaims in the infringement case, Heraeus has accused...
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