July 20, 2023
A Louisiana federal judge has backtracked his initial refusal to invalidate a Wilco Marsh Buggies and Draglines Inc.'s excavator patent, saying he had misunderstood how to apply prior art, and that Wilco failed to put up a fight to defend its patent.
January 04, 2023
An excavation contractor has urged a Louisiana federal judge not to keep a jury "in the dark" about a failed Patent Trial and Appeal Board challenge to a water vehicle technology patent that it's asserting against a rival in court, arguing that the fact is relevant to validity and willfulness.