EoU Chart or Evidence of Use chart involves a detailed mapping of every element of patent claim(s) with the infringing (accused) product/process or a standard. Evidence of Use (EoU) helps patent owners identify potentially infringing products in the marketplace. Detailed Evidence of Use charts are helpful for licensing negotiations, pre-litigation research and in patent transaction opportunities by establishing the value of the patent. An EoU charts can help patent owners identify possible infringement based solely on the claims as they read. Before investing in a patent and commercializing, an EoU charts may useful to understand the scope of infringement of a potential patent investment.

Evidence of use (EoU) analysis is a strategical approach to reveal the potential infringement and useful to refine patent portfolio.  We develop in-depth EoU charts, which provide extra leverage and value driven mileage to help negotiate for licensing or other business transactions.