A US jury has ruled that Apple owes more than $5.7 billion to technology company Taction.
The case involved allegations that Apple used patented haptic technology without permission.
Taction developed technology designed to create tactile feedback through electronic devices.
The verdict is one of the largest patent awards involving Apple.
Apple can challenge the verdict through the US legal system.
The case demonstrates the financial stakes involved in technology patent disputes.
Apple has faced several major intellectual-property cases involving its devices and software.
