What constitutes objective evidence of experimental use?

Objective evidence of experimental use typically includes documentation and actions that demonstrate the inventor’s intent to experiment rather than commercialize the invention. While the MPEP 2133.03(e)(2) doesn’t provide an exhaustive list, it suggests that such evidence may include: Informing customers about the experimental nature of the product or process Maintaining control over the invention during…

Read More

What is the significance of intent in determining public use or on-sale bar?

The intent of the inventor is not sufficient alone to determine whether a public use or on-sale bar applies. As stated in MPEP 2133.03(e)(2): “When sales are made in an ordinary commercial environment and the goods are placed outside the inventor’s control, an inventor’s secretly held subjective intent to ‘experiment,’ even if true, is unavailing…

Read More

How does customer awareness affect experimental use claims?

Customer awareness is a crucial factor in establishing experimental use. According to MPEP 2133.03(e)(2): “Under such circumstances, the customer at a minimum must be made aware of the experimentation.” This means that if an inventor claims experimental use, they must provide evidence that customers were informed about the experimental nature of the product or process.…

Read More