Apple was sued in 2014 for supposedly utilizing an innovation created by a teacher and his understudies in its iPhone chips without the University of Wisconsin-Madison’s authorization.
Apple was requested to pay about $234m (£179m) when it lost the patent case.
That entirety has now been dramatically increased in light of the fact that it kept on utilizing the tech.
The judge said that extra harms and intrigue brought the total owed to $506m.
Be that as it may, Apple still wants to topple the fine by engaging against the first jury decision.
The punishment is still not exactly the $862m the college had initially looked for in harms.
That is on the grounds that Apple was found not to have intentionally encroached the college’s microchip innovation.
The patent being referred to laid out an approach to help figuring execution by anticipating how processors are going to be utilized.
Apple had additionally been allowed its own patent for a comparable technique.
The first case secured Apple’s utilization of the creation in its A7, A8 and A8X processors, which are found in gadgets including the iPhone 5S and the iPad Air 2.
Apple did not re-build the chips in the wake of losing the question in 2015 nor pull the pertinent items from deal, and consequently ended up noticeably subject for the extra payout.
The college is additionally looking for facilitate remuneration for Apple’s proceeded with encroachment of the patent in its A9 and A9X chips, which control its iPhone 6S and iPad Pro models.
Be that as it may, the subsequent lawful activity has been put on hold until the point when Apple’s allure has been considered.