ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,138,206, issued on Aug. 4, was assigned to Colgate-Palmolive Co. (New York).
"Refill head for a toothbrush" was invented by Al Aquanza Sprosta (Maplewood, N.J.), Eduardo J. Jimenez (Brigantine, N.J.), Douglas Hohlbein (Hopewell, N.J.), Michael Rooney (Millburn, N.J.), Yanmei Ji (Yangzhou, China) and Xiangji Ding (YangZhou City, China).
The patent was filed on Dec. 10, 2024, under Application No. D/977,721.
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