Summary of Significant Accounting Policies (Schedule of Trade Accounts Payable and Other Current Liabilities) (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Other Current Liabilities
Trade accounts payable	$ 82,959	$ 87,524
Payroll and related expenses	37,928	7,788
Patent monetization expenses	108,743	107,605
Current lease liabilities	35,814	47,364
Deferred revenue	33,888
Professional and other service fees	125,953	140,277
Total trade accounts payable and other current liabilities	$ 425,285	$ 390,558