A rough ballpark estimate of the costs of an inter partes review is approximately $300K to $600K. That is by no means cheap, but may still be considered a bargain compared to the costs of defending a patent infringement litigation in federal court which could easily reach $1-4 million or more. If an IPR is instituted, USPTO […]
What are minimum USPTO fees that must be paid at the initial filing of US national stage patent application?
Bare Minimum Fee for Entering US National Stage The bare minimum official fee due upon filing a U.S. national phase patent application is the basic national fee. As of the date of this post, the basic filing fee is $280 for a large entity and $140 for a small entity. What if the PCT application contains excess claims or multiple […]