NOTE 7. GOODWILL AND OTHER INTANGIBLE ASSETS

Goodwill. A goodwill balance of $1,091,000 was created as a result of a transaction completed in October 2011 with Prime Table Games, LLC (“PTG”).

Other intangible assets, net. Other intangible assets, net consisted of the following at:

For the three months ended September 30, 2021 and 2020, amortization expense related to other intangible assets was $653,330 and $501,706, respectively. For the nine months ended September 30, 2021 and 2020, amortization expense related to other intangible assets was $1,955,832 and $1,258,124, respectively.

Estimated future amortization expense is as follows: