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Statements of Cash Flows (USD $)
3 Months Ended 12 Months Ended 24 Months Ended 27 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
Mar. 31, 2014
Cash flows from operating activities            
Net loss $ (5,425,572) $ (99,602) $ (4,731,072) $ (12,783) $ (4,743,855) $ (10,169,427)
Adjustments to reconcile net loss to net cash used in operating activities            
Loss on extinguishment of notes payable 2,403,193 0       2,403,193
Decrease in fair value of derivative liabilities (474,327) 0 (539,467) 0 (539,467) (1,013,794)
Amortization of discount on notes payable 151,290 0 353,009 0 353,009 504,299
Amortization of patents 292,814 0 293,176 0 293,176 585,990
Stock-based compensation 995,731 0 1,872,104 0 1,872,104 2,867,835
Changes in operating assets and liabilities            
Prepaid expenses and other current assets 24,768 0 (73,207) 0 (73,207) (48,439)
Deposits and other assets (20,674) (4,239) (20,399) 0 (20,399) (41,073)
Accounts payable (192,968) 108,742 602,564 0 615,347 422,379
Accrued interest on notes payable 2,287 0 6,935   6,935 9,222
Accrued liabilities       12,783    
Net cash used in operating activities (2,243,458) 4,901 (2,236,357) 0 (2,236,357) (4,479,815)
Cash flows from investing activities            
Restricted cash (3,500,000) 0       (3,500,000)
Purchases of property and equipment (3,748) 0       (3,748)
Issuance of short-term note receivable, related party (3,000,000) 0       (3,000,000)
Purchases of patents 0 0 (9,455,585) 0 (9,455,585) (9,455,585)
Net cash used in investing activities (6,503,748) 0 (9,455,585) 0 (9,455,585) (15,959,333)
Cash flows from financing activities            
Proceeds from issuance of common stock 6,487,850 0 3,612,100 0 3,612,100 10,099,950
Proceeds from issuance of convertible notes payable, net of issuance costs 2,905,128 0       7,855,128
Proceeds from issuance of short-term notes payable, related party 0 0       3,100,000
Proceeds from issuance of notes payable     4,950,000 0 4,950,000  
Proceeds from issuance of short-term notes payable, related party (100,000) 0 3,100,000 0 3,100,000 (100,000)
Net cash provided by financing activities 9,292,978 0 13,210,626 0 13,210,626 22,503,604
Net increase in cash and cash equivalents 545,772 4,901 1,518,684 0 1,518,684 2,064,456
Cash and cash equivalents, beginning of period 1,518,684 0 0 0 0 0
Cash and cash equivalents, end of period 2,064,456 4,901 1,518,684 0 1,518,684 2,064,456
Supplemental disclosures of cash flow information            
Cash paid for interest 12,702 0 5,898   5,898 18,600
Supplemental disclosures of non-cash investing and financing activities            
Convert outstanding LLC accrued liabilities to member contribution, January 2013 0 12,783 12,783   12,783 12,783
Allocation of fair value from Series A-2 redeemable convertible preferred stock to Series A-1 redeemable convertible preferred stock (See Note 6) 0 0 865,985   865,985 865,985
Allocation of fair value from notes payable to Series A-1 redeemable convertible preferred stock (See Note 5) 0 0 2,392,889   2,392,889 2,392,889
Fair value of notes payable redemption derivative liability 0 0 582,903   582,903 582,903
Fair value of Series A-1 redeemable convertible preferred stock anti-dilution derivative liability 0 0       548,465
Accrued guaranteed payments and deferred expenses associated with purchased patent assets 390,635 0 13,510,178   13,510,178 13,900,813
Offset of short-term related party notes payable and receivable 3,000,000 0       3,000,000
Fair value of convertible notes payable redemption derivative liability 189,300 0       189,300
Fair value of common stock warrants 466,706 0       466,706
Series A-1 Redeemable Convertible Preferred Stock [Member]
           
Cash flows from financing activities            
Proceeds from issuance of redeemable convertible preferred stock 0 0 50,000   50,000 50,000
Supplemental disclosures of non-cash investing and financing activities            
Fair value of Series A-1 redeemable convertible preferred stock anti-dilution derivative liability     548,465   548,465  
Series A-2 Redeemable Convertible Preferred Stock [Member]
           
Cash flows from financing activities            
Proceeds from issuance of redeemable convertible preferred stock $ 0 $ 0 $ 1,498,526   $ 1,498,526 $ 1,498,526