Quarterly report pursuant to sections 13 or 15(d)

Intangible Asset Acquisition and Cross License Agreement (Details)

v2.4.0.8
Intangible Asset Acquisition and Cross License Agreement (Details) (USD $)
3 Months Ended 1 Months Ended 3 Months Ended 3 Months Ended
Oct. 31, 2013
item
Mar. 31, 2011
Patents
Oct. 31, 2013
Patents
Oct. 31, 2012
Patents
Jul. 31, 2013
Patents
Oct. 31, 2013
Engineering and quality documentation
Oct. 31, 2013
Asset purchase of SECTA technology accounted for as an asset acquisition
Mar. 24, 2011
Asset purchase of SECTA technology accounted for as an asset acquisition
Intangible Asset Acquisition and Cross License Agreement disclosures                
Scheduled payments to Inovio for assets accounted for as an asset acquisition               $ 3,000,000
Consideration received             0  
Fees for sublicense, maximum (as a percent) 10.00%              
Royalty on net sales, maximum (as a percent) 10.00%              
Number of licensors of Inovio that Company will pay under the license 1              
Intangible assets, estimated fair value     3,000,000     0    
Intangible assets, relative fair value 2,962,000              
Discount 174,000              
Purchase price allocation of assets acquired                
Tangible assets, estimated fair value 38,000              
Accumulated amortization     1,800,000   1,626,000      
Weighted average remaining amortization period for patents   4 years            
Amortization expense     $ 174,000 $ 174,000