From the USPTO website, I found some historical data on average times regarding ex parte re-exams. We're already past 2 months for the '774 patent.

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For granting ex parte re-exams during FY 2010:

Qtr 1 -- 1.9 months

Qtr 2 -- 1.8 months

Qtr 3 -- 1.7 months

Qtr 4 -- 1.6 months

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For denying ex parte re-exams during FY 2010:

Qtr 1 -- 2.0 months

Qtr 2 -- 2.0 months

Qtr 3 -- 1.7 months

Qtr 4 -- 1.6 months