Property, Plant and Equipment, Net

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment, Net

Property, Plant and Equipment, Net

6. Property, Plant and Equipment, Net

Property, plant and equipment, net consist of the following:

	December 31,
	2021		2020
	(in thousands)
Leasehold improvements	$	584	$	584
Furniture, machinery and equipment		1,553		1,553
Computer equipment and software		477		477
Total property, plant and equipment		2,614		2,614
Less: accumulated depreciation		(2,504)		(2,397)
Property, plant and equipment, net	$	110	$	217

Depreciation expense amounted to approximately $107,000 and $184,000 for the years ended December 31, 2021 and 2020, respectively.