XML 29 R11.htm IDEA: XBRL DOCUMENT v3.10.0.1
OTHER ASSETS
 12 Months Ended
Dec. 31, 2018
Other Assets [Abstract]  
OTHER ASSETS
5. OTHER ASSETS:
 
Other assets consist of the following:
 
December 31,
 
2018
 
 
2017
 
 
 
 
 
 
 
 
Patents
 
$
2,929,517
 
 
$
2,081,222
 
Less accumulated amortization
 
 
(304,252
)
 
 
(243,170
)
Patents, net
 
 
2,625,265
 
 
 
1,838,052
 
Security deposits
 
 
128,114
 
 
 
123,133
 
Total
 
$
2,753,379
 
 
$
1,961,185
 
 
Amortization expense amounted to $61,082, $40,495 and $35,501 for the years ended December 31, 2018, 2017 and 2016, respectively.
 
Amortization expense for the next five years will be approximately $78,900 for the year ended December 31, 2019; approximately $78,000 for the year ended December 31, 2020; approximately $76,400 for the year ended December 31, 2021; approximately $73,100 for the year ended December 31, 2022; and approximately $69,800 for the year ended December 31, 2023.