9 known cases. View patent page →
CAO Group alleged Walmart infringed patents including US 11,826,444. The case was dismissed with prejudice by stipulated Rule 41(a)(1)(A)(ii) dismissal, each side bearing its own costs and fees.
Declaratory-judgment action under 28 U.S.C. § 2201 seeking non-infringement/invalidity of CAO's patents, including US 11,826,444. Docket reported closed.
Willful-infringement default judgment entered against GD-Whitening/Zhuhai Jiashu; treble damages under 35 U.S.C. § 284 totaling $1,650,000. Patents at issue included US 11,826,444.
Pending patent infringement action asserting patents including US 11,826,444.
CAO Group sued Schedule A online sellers. Stanford NPE lists the case as involving US 11,826,444, but the pleaded counts/default-judgment motion referenced only US 10,603,259; 10,646,419; and 11,219,582. Default judgment: $1,518,750 per defaulting defendant (rounded royalty + transaction costs, trebled).
CAO Group filed a Schedule A infringement action (nicknamed Sheer White!) in N.D. Ill. asserting the '259 patent, family members '419, '582, '444, and '445, plus design patents D740117, D655163, and D655165. A TRO was granted around Jan. 8, 2026, freezing defendant store accounts/funds.
Ranir's DJ complaint stated that CAO Group sued Walmart in the District of Utah on March 5, 2024, asserting at least Claim 1 of the '259 patent and the '419, '582, '444, and '445 patents. The docket number and current status were not confirmed.
CAO Group filed suit against Karaka LLC d/b/a The DoubleY Brands; the case was voluntarily dismissed and terminated on December 18, 2024.
CAO Group's pending '419-related suit against GuruNanda, LLC; no publicly reported outcome was identified.