Intangible Asset Acquisition and Cross License Agreement (Details) (USD $)
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3 Months Ended | 1 Months Ended | 3 Months Ended | 3 Months Ended | ||||
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Oct. 31, 2013
item
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Mar. 31, 2011
Patents
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Oct. 31, 2013
Patents
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Oct. 31, 2012
Patents
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Jul. 31, 2013
Patents
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Oct. 31, 2013
Engineering and quality documentation
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Oct. 31, 2013
Asset purchase of SECTA technology accounted for as an asset acquisition
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Mar. 24, 2011
Asset purchase of SECTA technology accounted for as an asset acquisition
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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 |