Again, IANAL. But my understanding is using ideas in a patent for "experimental purposes" is legally protected: https://nysstlc.syr.edu/wp-content/uploads/2014/

Again, IANAL. But my understanding is using ideas in a patent for "experimental purposes" is legally protected: https://nysstlc.syr.edu/wp-content/uploads/2014/09/NYSTAR-The-Experimental-Use-Exemptions-to-Patent-Infringement-Fall-2005.pdf https://nysstlc.syr.edu/wp-content/uploads/2014/09/NYSTAR-Th...