S.C. Code Ann. § 39-15-410

Any person being the owner of field boxes, crates, containers or receptacles used in the general production, harvesting, packing, transportation or marketing of fruits or vegetables or their by-products may adopt for his exclusive use and ownership a particular mark or brand to designate and distinguish his ownership thereto and may identify his field boxes, crates, containers or receptacles so used with such mark or brand in the form of such combinations, initials, symbols, designs or names as he desires, by plainly and distinctly stamping, stenciling, painting, cutting, etching or burning the same into or onto both ends or sides of such field boxes, crates, receptacles or containers.