In Re PT MEDISAFE TECHNOLOGIES , No. 23-1573 (Fed. Cir. 2025)
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PT Medisafe Technologies, a medical glove manufacturer, applied to the United States Patent and Trademark Office (PTO) for registration of a color mark for use on medical examination gloves. The proposed mark was described as the color dark green (Pantone 3285 c) applied to the entire surface of chloroprene examination gloves. The PTO’s examining attorney found the color was not inherently distinctive and could not be registered without showing acquired distinctiveness. Medisafe attempted to prove acquired distinctiveness but was ultimately rejected by the examining attorney, who determined the mark was generic and had not acquired distinctiveness.
The Trademark Trial and Appeal Board (Board) reviewed the examining attorney’s decision. The Board applied a modified version of the H. Marvin Ginn test, tailored for color marks, as set out in Milwaukee Electric Tool Corp. v. Freud America, Inc. The Board defined the genus of goods as all chloroprene medical examination gloves and found the relevant public to include all purchasers of such gloves. The Board agreed with the examining attorney that the dark green color was common in the industry and could not identify a single source, thus deeming the mark generic. The Board also found Medisafe’s evidence of acquired distinctiveness unconvincing and affirmed the refusal to register the mark.
The United States Court of Appeals for the Federal Circuit reviewed the Board’s decision. The court affirmed the Board’s application of the Milwaukee test and found substantial evidence supporting the Board’s determination that the mark was generic. The court held that the dark green color was so common in the industry that it could not serve as a source indicator, making it ineligible for registration on either the principal or supplemental registers. The court did not address the issue of acquired distinctiveness, as a generic mark cannot acquire distinctiveness.
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