Parties take on a life of their own when the vintage airplane Coco tray is in circulation. Made of durable and easy-to-clean poly ceramic, with a high gloss lacquer finish, this tray is ideal for serving and displaying food or drink.

The patent act of 1790 established the rules for submitting a patent application. Each application had to be submitted with specifications, a patent drawing, and if possible a model of the invention. Eventually, models were no longer required.

The National Archives holds nearly three million patent case files from 1836-1956.