Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Patents - Summary of Patents (Details)

v3.19.2
Note 7 - Patents - Summary of Patents (Details) - USD ($)
Jun. 30, 2019
Dec. 31, 2018
Patents, cost $ 1,377,863 $ 4,017,510
Patents, impairment (1,539,794)
Patents, accumulated amortization (969,096) (2,042,443)
Patents, net 408,767 435,273
Foundation Intellectual Property Patents [Member]    
Patents, cost 1,377,863 1,377,863
Patents, impairment
Patents, accumulated amortization (969,096) (942,590)
Patents, net $ 408,767 435,273
Epidural-Apad Patents [Member]    
Patents, cost   2,639,647
Patents, impairment   (1,539,794)
Patents, accumulated amortization   (1,099,853)
Patents, net