ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,282, issued on May 27, was assigned to Spin Master Ltd. (Toronto).
"Kit with plurality of blocks for constructing craft" was invented by Annalee Robbins (Toronto), Matthew Lentini (Toronto), Katherine Pryszlak (Toronto) and Scott Lutz (Toronto).
According to the abstract* released by the U.S. Patent & Trademark Office: "In an aspect, a kit is provided for constructing a craft, and includes a plurality of blocks. Each block has a main body having an exterior surface that is made from a material that is adherent when exposed to water so as to permit the blocks to adhere to one another. Each block further includes a top surface and a block projection extending from the top surface. ...