Oil prices were little changed in Asian trading on Tuesday as investors took stock of President Donald Trump's plans to apply new tariffs later than expected while boosting oil and gas production in the U.S. Brent crude futures edged lower by 1 cent, or 0.01%, to $80.14 per barrel by 0405 GMT. The most actively traded West Texas Intermediate crude March contract dipped 60 cents, or 0.78%, to $76.79 a barrel. There was no settlement in the U.S. market on Monday due to a public holiday. The February contract expires on Tuesday.