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Fee Income	9 Months Ended
Sep. 30, 2019
Fee Income
Fee Income	Note 7. 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 nine months of 2019, three licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 43%, 15% and 10% of fee income recognized during such period. During the first nine months of 2018, four licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 33%, 14%, 11% and 10%, respectively, of fee income recognized during this period. During the three-month period ended September 30, 2019, two licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 53% and 15% of fee income recognized during such period. During the three-month period ended September 30, 2018, three licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 33%, 14% and 14%, respectively, of fee income recognized during such period.

Fee Income

9 Months Ended

Sep. 30, 2019

Note 7. 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 nine months of 2019, three licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 43%, 15% and 10% of fee income recognized during such period. During the first nine months of 2018, four licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 33%, 14%, 11% and 10%, respectively, of fee income recognized during this period. During the three-month period ended September 30, 2019, two licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 53% and 15% of fee income recognized during such period. During the three-month period ended September 30, 2018, three licensees accounted for 10% or more of fee income of the Company; these licensees accounted for approximately 33%, 14% and 14%, respectively, of fee income recognized during such period.