R.I. Gen. Laws § 11-41.1-2.1: Bakery containers — Designation of owners.

Any person, firm, corporation, or association engaged in receiving, packing, handling, or selling bakery products in permanent containers may, in order to designate the ownership of those containers or distinguish them from other similar containers, adopt, own, and use any name or mark and permanently affix that name or mark on any bakery container it owns, except a cardboard, fiberboard, or corrugated container.