About 2 Trademarks found that are filed by the attorney Stevn J Grossman

The mark consists of specific design features incorporated into the product configuration for a decorative air or ventilation grille used as floor registers with repeating patterns of stylized full and partial plus signs, diamonds, and circle cutout openings. The broken lines depicting the rectangular shape of the vent cover are not part of the mark.

Metal vent covers for HVAC ducts