815 ILCS 715/9.1

The obligations of wholesalers, manufacturers and distributors created under this Act apply to any successors in interest or assignees of such wholesalers, manufacturers and distributors. A successor in interest includes any purchaser of substantially all of the assets or over 50% of the stock, any surviving corporation resulting from a merger or liquidation, any receiver or any trustee of the original wholesaler, manufacturer or distributor.