The requiring, taking, or accepting of any deposit upon the delivery of any bottle, box, tin, can or other receptacles or containers, the name, mark, or device upon which has been filed and published as provided for in this subchapter, shall not constitute a sale thereof, either optional or otherwise.
Structure Delaware Code
Chapter 31. MILK, CREAM AND OTHER MILK PRODUCTS; CONTAINERS
Subchapter IV. Containers for Dairy Products
§ 3141. Registration of markings on containers.
§ 3142. Use of registered containers.
§ 3143. Deposits on containers.
§ 3144. Confiscation by owner of unlawfully used containers.
§ 3145. Sterilization of bottles.
§ 3146. Violations and penalties.