Cruise founder and CEO Kyle Vogt has filed a complaint in San Fracisco Superior Court against a man he says is falsely claiming a stake in the company.
The merger would have allowed New York-based Pfizer to cut its tax bill by an estimated $1 billion annually by domiciling in Ireland, where tax rates are lower.
More than a year ago, Staples offered to buy Office Depot in a transaction then valued at about $5.5 billion, pressured by declining sales in the office supplies sector and the rise of rivals.