Erin Patterson has lost her bid to overturn her convictions and been resentenced to life behind bars with no chance of release, as Victoria’s highest court handed down its decision on two appeals regarding her triple murder case .

The court of appeal ruled on the two appeals on Friday, after justices Lesley Taylor, Stephen McLeish and Peter Kidd heard arguments from her legal team and prosecutors in August.

Patterson, 52, did not attend the 15-minute court hearing in person, and showed no emotion on the video feed as McLeish outlined why her appeal had failed, and how the director of public prosecutions had succeeded in seeking a longer sentence.

Patterson was last year sentenced to life imprisonment, with a non-parole period of 33 years, for the murders of her estranged husband’s parents, Don and Gail Patterson, and his aunt Heather Wilkinson, after she hosted them for lunch.

She was also convicted of the attempted murder of Heather’s husband, Ian Wilkinson, who survived the beef wellington laced with…