Note 15 - Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2019

Notes to Financial Statements

Quarterly Financial Information [Text Block]

NOTE

15

– QUARTERLY FINANCIAL INFORMATION (UNAUDITED

)

(in thousands, except per share data)
	Quarter Ended
	March 31,			June 30,			September 30,			December 31,
	201 9			201 9			201 9			201 9
Revenues	$	109		$	111		$	110		$	111
Gross profit		109			111			110			111
Operating loss		(2,881	)		(3,240	)		(2,956	)		(2,912	)
Net loss		(7,260	)		(7,476	)		(7,444	)		(7,348	)
Basic and diluted net loss per common share	$	(0.29	)	$	(0.28	)	$	(0.28	)	$	(0.27	)

	Quarter Ended
	March 31,			June 30,			September 30,			December 31,
	201 8			201 8			201 8			201 8
Revenues	$	108		$	109		$	112		$	111
Gross profit (loss)		108			109			112			111
Operating loss		(2,486	)		(2,255	)		(2,488	)		(3,992	)
Net loss		(5,971	)		(6,032	)		(6,240	)		(8,030	)
Basic and diluted net loss per common share	$	(0.26	)		(0.25	)	$	(0.26	)	$	(0.33	)