When Did John Wesley Hyatt Invent Plastic?
When Did John Wesley Hyatt Invent Plastic? In 1869 John Wesley Hyatt invented celluloid, the first synthetic plastic, while searching for an artificial replacement for ivory. When did John Wesley Hyatt invent? On June 15, 1869, John Wesley Hyatt, along with his brother Isaiah Hyatt, received a patent for celluloid, the first synthetic plastic. When