Nicola Gollan

Australia's richest person Gina Rinehart could be on the hook for millions of dollars in royalty payments, in a long-running battle over lucrative iron ore mining tenements in Western Australia's Pilbara region.

Melbourne-based biopharma Telix has filed a lawsuit against Purdue Research Foundation seeking to invalidate its patent for blockbuster prostate cancer treatment Pluvicto.

Mining magnate Gina Rinehart is on the hook for royalties payable to the heirs of iron ore pioneers Don Rhodes and Peter Wright, a judge has held in a long-running battle over lucrative tenements in the Pilbara region.

In a hearing on its challenge to $10.6 million in stamp duty tax, ISPT said Monday Victoria's State Revenue Office was not entitled to aggregate two acquisitions that increased its stake in the Fort Street Real Estate Capital Fund to 95 per cent.

BHP and Rio Tinto have told a court that the claims of thousands of women who allegedly experienced workplace sexual harassment and discrimination should not be brought as class actions.

More than just subjective intention is relevant to the defence of honest concurrent use in trade mark law, non-bank lender Firstmac has told the High Court in its dispute with buy now, pay later giant Zip Co.

Insurer Marsh has successfully appealed a finding that it breached its obligation not to use documents discovered in litigation over the $7 billion collapse of supply chain finance firm Greensill in separate proceedings.

The applicant in a long-running class action over the government's live exports ban has lodged an appeal after a judge has found that no additional cattle would have been exported to Indonesia in 2012 and 2013 if the ban had not been in place.

Zip Co wants the High Court to weigh in on the defence of honest concurrent use in trade mark infringement cases, pointing to a “glaring inconsistency” between two recent rulings.

In a blow for the plaintiffs in a long-running class action over the government's live exports ban, a judge has found that no additional cattle would have been exported to Indonesia in 2012 and 2013 if the ban had not been in place.