Tesla’s Effort To Short-Circuit Nikola Lawsuit Fizzles As Patent Office Denies Door Argument

Nikola, an upstart maker of electric trucks powered by hydrogen fuel cells and batteries, may not prevail in its design infringement lawsuit against Elon Musk’s electric vehicle company but it can claim a small victory after the U.S. Patent and Trademark Office rejected an attempt by Tesla to invalidate Nikola’s door patent that’s a key to its legal fight.