On Monday, the U.S. Court of Appeals for the Federal Circuit issued a precedential ruling in Jiaxing Super Lighting Electric Appliance v. CH Lighting Technology reversing the Western District of Texas’ judgment as a matter of law (JMOL) that Jiaxing’s patents were not invalid under the on-sale bar, and vacating the jury’s damages verdict. In relevant part, the Federal Circuit held that the district court erred in excluding evidence that prior art light-emitting diode (LED) tubes were on sale prior to the effective filing date of Super Lighting’s patents, prejudicing CH Lighting’s invalidity argument.

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