Income taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Schedule of income tax provision

⁽¹⁾  The deferred tax rate decreased from 40% to 34% during 2016 and decreased from 34% to 21% during 2017.

There was no income tax provision for the years ended December 31, 2017 and 2016.

	For the year ended December 31,
	2017			2016
Deferred benefit	$	(6,000	)	$	(40,000	)
Change in deferred rate (1)	350,000			156,000
Change in valuation allowance	(344,000		)	(116,000		)
Total tax provision	$	—		$	—

Schedule of income tax rate reconciliation

The tax provision differs from the expense that would result from applying Federal statutory rates as follows:

	For the year ended December 31,
	2017			2016
Benefit at Federal statutory rate	$	(6,000	)	$	(40,000	)
Change in deferred rate (1)	350,000			156,000
Change in valuation allowance	(344,000		)	(116,000		)
Tax provision	$	—		$	—

⁽¹⁾  The deferred tax rate decreased from 40% to 34% during 2016 and decreased from 34% to 21% during 2017.

Schedule of deferred tax assets and liabilities

Deferred tax assets and liabilities consist of the following:

	At December 31,
	2017			2016
Deferred tax assets:
Net operating loss carryforwards	$	571,000		$	915,000
Valuation allowance	(571,000		)	(915,000		)
Net deferred tax assets	$	—		$	—

Summary of loss carryovers

The loss carryforwards expire as follows:

Year Expiring	Net Operating Loss
2027	$	1,551,000
2028	364,000
2029	248,000
2030	81,000
2031	52,000
2032	39,000
2033	61,000
2034	54,000
2035	57,000
2036	68,000
2037	95,000
2038	(160,000		)
Total loss carryforwards	$	2,510,000