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PATENT RELATED INCOME
12 Months Ended
Dec. 31, 2019
PATENT RELATED INCOME  
PATENT RELATED INCOME

3.    PATENT RELATED INCOME

The composition of patent related income in 2019 and 2018 was as follows:

Years ended December 31, 2019 and 2018. We entered into an arrangement with an unaffiliated third party in 2010 under which we assigned certain patents in return for royalties on proceeds from patent monetization efforts by the third party. The third party has engaged in various patent monetization activities, including enforcement, litigation and licensing. The party reported and we recorded $49,000 and $69,000 of income from this arrangement in the years ended December 31, 2019 and 2018, respectively.