A Practice Note discussing discovery motion practice related to local patent rule disclosures in the US District Court for the Eastern District of Texas. This Note discusses motions to amend patent disclosures and motions to strike or compel an adversary to supplement untimely or inadequate patent disclosures. Specifically, this Note discusses why a party may want to bring a motion, grounds for bringing a motion, and when and how to bring a motion under the court's local civil rules.