BlackBerry Ltd, said on Monday it will sell its legacy patents primarily related to mobile devices, messaging and wireless networking for $600 million to a special purpose vehicle formed to acquire the company’s patent assets.

BlackBerry said the transaction with the vehicle, Catapult IP Innovations Inc, will not impact customers’ use of its products or services.

U.S-listed shares of BlackBerry were down 3.6% in premarket trading. One of the so-called “meme stocks”, such as GameStopĀ and AMC Entertainment, that witnessed a surge in early 2021, BlackBerry rose 41% last year.

At the closing of the deal, the company will receive $450 million in cash and a promissory note for $150 million.

Read more: Reuters