The Argentine is the second highest seed left within the competitors after Grigor Dimitrov, Marin Cilic and Novak Djokovic crashed out within the early rounds.
Del Potro beat Alex de Minaur in straight units final night time to course of to the fourth spherical in California the place he faces fellow countryman Leonardo Mayer.
However the 29-year-old has his eyes firmly set on silverware and he desires his path to incorporate a closing showdown with Federer.
And that’s as a result of when he will get to name time on his profession he would be capable to replicate on beating the most effective participant on the planet.
“I like to play with him [Federer],” Del Potro stated.
“We’ve performed epic matches throughout our entire profession and it’s not straightforward to play with the particular person you admire.
“But when I needed to take one match or one opponent to play in a closing I might take Roger for certain.
“As a result of at some point I may inform my children ‘I performed many instances with Federer and I beat him’ and that’s why I wish to play with him.”
Federer and Del Potro have been drawn in reverse sides of the draw so the one manner they’ll meet is within the closing.
The Swiss star is aware of he has to achieve at the very least the semi-finals to retain his world No 1 rating.