original question: Which event was promoted by [InventHelp]?
answer: inventhelp‚äôs inpex invention trade show
answer type: Promoted event.
auxiliary information: InventHelp, "The Invent Help People", is an inventor service company that has been in business since 1984. InventHelp submits clients' invention ideas to industry in the hope of obtaining a good-faith review.  InventHelp works with its sister licensing company, Intromark Incorporated, in the event substantial interest is expressed by a company in an invention.  InventHelp hosts an annual invention trade show called INPEX, the Invention and New Product Expo. At INPEX, inventors exhibit their inventions and attempt to make contacts with companies interested in licensing, marketing or manufacturing new products or inventions.  For clients who would like to attempt to patent an idea, InventHelp refers clients to a registered patent attorney or patent agent to help prepare and file a U.S. patent application with the U.S. Patent and Trademark Office for the client's invention.  InventHelp is headquartered in Pittsburgh, PA, USA and has more than 60 sales offices in the U.S., Canada, United Kingdom, Australia, Korea, and South Africa.
[InventHelp] was the promoter that promoted which event?