PROPERTY AND EQUIPMENT

12 Months Ended

Dec. 31, 2020

3. PROPERTY AND EQUIPMENT

Property and equipment, net consisted of the following:


	December 31,		December 31,
(In thousands)	2020		2019
Computer software and hardware	$	40	$	131
Research and lab equipment		520		520
Leasehold improvements		66		66
Property and equipment		626		717
Less accumulated depreciation		(541)		(644)
Property and equipment, net	$	85	$	73

Depreciation expense for the years ended December 31, 2020 and 2019, was $29 thousand, and $39 thousand, respectively. Maintenance and repairs are charged to expense as incurred and any additions or improvements are capitalized.

During the year ended December 31, 2020, the Company wrote off $132 thousand of fully depreciated computer software and hardware assets that were no longer in use. The Company did not write off any assets during the year ended December 31, 2019.