Quarterly report pursuant to Section 13 or 15(d)

9. Commitments and Contingencies (Details)

v3.7.0.1
9. Commitments and Contingencies (Details)
Mar. 31, 2017
USD ($)
Future minimum maintenance fee payments  
2018 $ 92,000
2019 58,000
2020 45,000
2021 11,000
Thereafter
Future minimum maintenance fee payments Net $ 206,000