|3 Months Ended|
Mar. 31, 2018
|Goodwill and Intangible Assets Disclosure [Abstract]|
Note 4 – Patents
In December 2017, we acquired from Rio Grande Neurosciences, Inc. (RGN) a patent portfolio for $4,500,000 as part of a settlement agreement. The oldest patents expire in 2024. The patent portfolio is amortized through 2024. The following is a summary of patents less accumulated amortization at March 31, 2018 and December 31, 2017:
Amortization expense associated with patents was $161,728 and $0 for the three months ended March 31, 2018 and 2017. The estimated future amortization expense related to patents as of March 31, 2018 is as follows:
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://www.xbrl.org/2003/role/presentationRef