Gerhardt v. Plastics Research & Development Corp.

Paul Ward, Justice.

This is an action to cancel a written contract and to recover on cross-complaint. Some of the pertinent facts which are not in dispute are briefly summarized below.

C. Curley Gerhardt (appellant) “invented” a product called “Dome-Sight” battery cap. This is a product which fits on top of each cell of an automobile battery, the purpose of which was to make it easy to determine whether the battery needed water. On June 2, 1965 he entered into a rather lengthy written contract with the Plastic Research and Development Corp. (appellee) wherein it was agreed that when and if a…