Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Tables)

v3.19.1
Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Schedule of Disaggregation of Revenue

In the following table, revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.

 

In thousands of US dollars ($)   Twelve Months Ended
December 31,
 
Primary geographical markets   2018     2017  
North America     1,751       1,461  
Europe     287       287  
Asia     420       493  
      2,458       2,241  

 

    Twelve Months Ended
December 31,
 
Major products/services lines   2018     2017  
Hardware     1,454       1,471  
Grants     257       174  
Consumables     235       260  
Contract research services     202       -  
Sample preparation accessories     147       153  
Technical support/extended service contracts     84       104  
Shipping and handling     47       48  
Other     32       31  
      2,458       2,241  

 

    Twelve Months Ended
December 31,
 
Timing of revenue recognition   2018     2017  
Products transferred at a point in time     1,999       1,980  
Products and services transferred over time     459       261  
      2,458       2,241  

Schedule of Contract Balances

Contract balances

 

In thousands of US dollars ($)   December 31, 2018     December 31, 2017  
Receivables, which are included in ‘Accounts Receivable’     475       374  
Contract liabilities (deferred revenue)     58       206  

Schedule of Future Related to Performance Obligations

The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied (or partially unsatisfied) at the end of the reporting period.

 

In thousands of US dollars ($)   2019     2020     2021     Total  
Extended warranty service     20       20       18       58  

Schedule of Inventories

The composition of inventory as of December 31, is as follows:

 

    2018     2017  
Raw materials   $ 311,158     $ 288,295  
Finished goods     727,867       748,967  
Inventory reserve     (273,547 )     (179,600 )
Total   $ 765,478     $ 857,662  

Schedule of Customer Concentration Risk Percentage

The following table illustrates the level of concentration of the below two groups within revenue as a percentage of total revenues during the years ended December 31:

 

    2018     2017  
Top Five Customers     34 %     37 %
Federal Agencies     14 %     14 %

 

The following table illustrates the level of concentration of the below two groups within accounts receivable as a percentage of total accounts receivable balance as of December 31:

 

    2018     2017  
Top Five Customers     54 %     85 %
Federal Agencies     5 %     1 %

Schedule of Computation of Loss Per Share

The following table illustrates our computation of loss per share for the years ended December 31:

 

    2018     2017  
Numerator:                
Net loss attributable to common shareholders   $ (23,473,152 )   $ (10,715,561 )
                 
Denominator for basic and diluted loss per share:                
Weighted average common shares outstanding     1,530,989       1,114,225  
                 
Loss per common share - basic and diluted   $ (15.33 )   $ (9.62 )

Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share

The following table presents securities that could potentially dilute basic loss per share in the future. For all periods presented, the potentially dilutive securities were not included in the computation of diluted loss per share because these securities would have been anti-dilutive for the years ended December 31:

 

    2018     2017  
Stock options     366,734       247,692  
Convertible debt     413,998       947,203  
Common stock warrants     7,764,821       899,542  
Convertible preferred stock:                
Series D Convertible Preferred     25,000       25,000  
Series G Convertible Preferred     26,857       26,857  
Series H Convertible Preferred     33,334       33,334  
Series H2 Convertible Preferred     70,000       70,000  
Series J Convertible Preferred     115,267       115,267  
Series K Convertible Preferred     229,334       229,334  
Series AA Convertible Preferred     6,499,000       -  
      15,544,345       2,594,229  

Summary of Assumptions for Grants of Stock Options

The following table summarizes the assumptions we utilized for grants of stock options to the three sub-groups of our stock option recipients during the year ended December 31, 2018:

 

Assumptions   Non-Employee
Board Members
    CEO, other
Officers and Employees
 
Expected life     6.0(yrs)       6.0(yrs)  
Expected volatility     150.06%-155.38 %     151.53%-155.21 %
Risk-free interest rate     2.62%-3.03 %     2.62%-2.77 %
Forfeiture rate     5.00 %     5.00 %
Expected dividend yield     0.0 %     0.0 %

Schedule of Stock Based Compensation Expense

The following table summarizes the effect of this stock-based compensation expense within each of the line items within our accompanying consolidated statements of operations for the years ended December 31:

 

    2018     2017  
Research and development   $ 120,417     $ 92,055  
Selling and marketing     49,023       54,404  
General and administrative     423,037       259,968  
Total stock-based compensation expense   $ 592,477     $ 406,427  

Schedule of Reconciliation Related to Liabilities

The following table provides a reconciliation of the warrant derivative liability, convertible debt, conversion option derivative liability, stock warrant, additional paid-in capital and accumulated deficit on the consolidated balance sheet as of December 31, 2016:

 

    Convertible debt, current portion     Convertible debt, long term portion     Warrant Derivative Liability     Conversion Option Liability     Warrants to acquire common stock     Additional Paid-in Capital     Accumulated deficit  
Balance, January 1, 2017 (Prior to adoption of ASU 2017-11)   $ 4,005,702     $ 529,742     $ 1,685,108     $ 951,059     $ 6,325,102     $ 27,544,265     $ (42,264,190 )
Reclassified derivative liabilities and cumulative effect of adoption     769,316       154,152     $ (1,685,108 )     (951,059 )     2,636,236       1,446,011       (2,369,548 )
Balance, January 1, 2017 (After adoption of ASU 2017-11)   $ 4,775,018     $ 683,894     $ -     $ -     $ 8,961,338     $ 28,990,276     $ (44,633,738 )

Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis

The development of the unobservable inputs for Level 3 fair value measurements and fair value calculations are the responsibility of the Company’s management.

 

          Fair value measurements at December 31, 2018 using:  
    December 31, 2018     Quoted prices in
active markets
(Level 1)
    Significant other
observable inputs
(Level 2)
    Significant 
unobservable inputs
(Level 3)
 
Equity Securities     16,643       16,643       -       -  
Total Financial Assets   $ 16,643     $ 16,643     $ -     $ -  

 

          Fair value measurements at December 31, 2017 using:  
    December 31, 2017     Quoted prices in
active markets
(Level 1)
    Significant other
observable inputs
(Level 2)
    Significant 
unobservable inputs
(Level 3)
 
Equity Securities     19,825       19,825       -       -  
Total Financial Assets   $ 19,825     $ 19,825     $ -     $ -