INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2019

INCOME TAXES

Schedule of significant components of net deferred tax assets

	December 31,
(In thousands)	2019		2018
Net operating loss carryforward	$	37,744	$	34,846
Research and development credit carryforward		1,544		1,390
Stock-based compensation		2,319		2,300
Depreciation and amortization		17		11
Accrued expenses		19		136
Lease liability		360		—
ROU Asset		(331)		—
Subtotal		41,672		38,683
Valuation allowance		(41,672)		(38,683)
Net deferred taxes	$	—	$	—

Schedule of income tax benefits computed using the federal statutory income tax rate

	December 31,
	2019		2018
Statutory rate	(21.0)	%	(21.0)	%
State taxes, net of benefit	(5.7)	%	(2.9)	%
Permanent differences:
Warrant modification expense	1.2	%	—	%
Derivative losses	—	%	10.9	%
Other	0.4	%	0.4	%
Research and development tax credit	(1.4)	%	(0.8)	%
Other	1.2	%	1.9	%
Increase / (decrease) in valuation reserve	25.3	%	11.5	%
Effective tax rate	0.0	%	0.0	%