At the end of 12 rounds of the fight, the outcome was reduced to the judges' notes.
One judge saw Clayton win 115: 113, two others awarded a draw - 114: 114.
Lipinets in his career was already the IBF world champion.
From 2017 to 2018, he held the welterweight title, but subsequently lost it to Mikey Garcia.
Earlier it was reported that Lipinets and Clayton showed the same weight before the fight for the IBF title.