For family class priority, right now 80% of the cases in Moscow are done from beginning to end in nine months.
At the point.... I'm going to say it takes a month or two for the medical to come in, although I don't think it takes that long, assuming he has gone to his medical quickly. There's the background check. Then we are ready to finalize the documentation. We need to write to the applicant to say please send us your passport so that we can put your visa in your passport. Let's say that takes a week or two, or three or four, depending where he lives in Russia. That arrives, and within days—I was going to say instantaneoulsy—the visa is issued and sent back to him.
Then that person makes a decision as to when he travels to Canada. At that point he can travel within the validity of his visa.