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Fee Income	3 Months Ended
Mar. 31, 2019
Fee Income
Fee Income	Note 6. Fee Income Fee income represents amounts earned by the Company under various license and other agreements relating to technology developed by the Company. During the first three months of 2019, five licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 31%, 14%, 13%, 11 and 10%, respectively, of fee income recognized during such period. During the first three months of 2018, four licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 33%, 14%, 12% and 11%, respectively, of fee income recognized during this period.

Fee Income

3 Months Ended

Mar. 31, 2019

Note 6. Fee Income

Fee income represents amounts earned by the Company under various license and other agreements relating to technology developed by the Company. During the first three months of 2019, five licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 31%, 14%, 13%, 11 and 10%, respectively, of fee income recognized during such period. During the first three months of 2018, four licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 33%, 14%, 12% and 11%, respectively, of fee income recognized during this period.