www.theinventorschool.com Learn all the ways to make money with an invention or new product The Universal Jar Handle is the simplest most versatile way to add a handle to virtually any glass jar available! This injection moulded product is a case-study I'm using to demonstrate the various stages of brining a simple product to market. The Process: Simple sketch Rough Prototypes 3D Model 3D Printed Models Testing (Self) Design Refinement Testing (Prospective Customers) Business Viability Test Intellectual Property Check Manufacturing Quotes Packaging Shipping Fulfillment Licensing Visit www.theinventorschool.com to get started learning for free.