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| International Search Report and Written Opinion of the International Searching Authority, dated Jan. 15, 2013. |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 13661620 | Oct 2012 | US |
| Child | 29493722 | US | |
| Parent | 13919682 | Jun 2013 | US |
| Child | 13661620 | US |