Patents, Trademark Rights

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Patents, Trademark Rights

(4) Patents, Trademark Rights,

December 31, 2019	$	1,151
Acquisitions		573
Abandonments		(158	)
Amortization		(68	)
December 31, 2020	$	1,498
Acquisitions		592
Amortization		(116	)
December 31, 2021	$	1,974

Patents and trademarks are stated at cost and are amortized using the straight-line method of the estimated useful life of 17 years. During the years ended December 31, 2020, the Company decided not to pursue certain patents in various countries for strategic reasons and recorded abandonment charges which are included in research and development.

Amortization of patents and trademarks for each of the next five years is as follows:

Year Ending December 31,
2022	$	75
2023		149
2024		174
2025		195
2026		231
Thereafter		1,150
Total	$	1,974