U.S. federal trademark · Serial No. 87956906 · Reg. No. 5674326
Printed charts featuring a circular, customizable, visual reference pattern comprised of grey and multi-hued radials, printed on block-out media, designed to generate predetermined responses on traditional measuring equipment used with digital still and motion imaging cameras
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.