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Patents and Other Intangible Assets (Details) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Patents	$ 2,200,000	$ 2,097,000
Trademarks	67,000	64,000
Other	8,000	8,000
Patents and other intangible assets	2,275,000	2,169,000
Accumulated amortization	(372,000)	(313,000)
Finite-Lived Intangible Assets, Net	1,903,000	1,856,000
Patents Pending [Member]
Patents	1,234,000	1,167,000
Issued Patents [Member]
Patents	966,000	930,000
Trademarks Pending [Member]
Trademarks	44,000	41,000
Registered Trademarks [Member]
Trademarks	$ 23,000	$ 23,000

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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Gross carrying amount before accumulated amortization as of the balance sheet date of the costs pertaining to the exclusive legal rights granted to the owner of the patent to exploit an invention or a process for a period of time specified by law. Such costs may have been expended to directly apply and receive patent rights, or to acquire such rights.

+ References

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Gross carrying amount before accumulated amortization as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a specified period of time.

+ References

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