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<link:definition>021 - Disclosure - WARRANTS AND OPTION TO PURCHASE COMMON STOCK (Details Textual)</link:definition>
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<link:definition>022 - Disclosure - CAPITAL STOCK (Details Textual)</link:definition>
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<element name="ElbitSystemsHoldingsLtdMember" id="pina_ElbitSystemsHoldingsLtdMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ClassOfWarrantOrRightExpirationDate" id="pina_ClassOfWarrantOrRightExpirationDate" type="xbrli:dateItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnderwritersMember" id="pina_UnderwritersMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsExpirationDate" id="pina_StockOptionsExpirationDate" type="xbrli:dateItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ReverseStockSplitAdjustmentAxis" id="pina_ReverseStockSplitAdjustmentAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" xbrli:periodType="duration" abstract="true" nillable="true"/>
<element name="ReverseStockSplitAdjustmentDomain" id="pina_ReverseStockSplitAdjustmentDomain" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>
<element name="BeforeStockSplitAdjustmentMember" id="pina_BeforeStockSplitAdjustmentMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>
<element name="AfterStockSplitAdjustmentMember" id="pina_AfterStockSplitAdjustmentMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>
</schema>
