Rule 23 of the Federal Rules of Civil Procedure governs class litigation in federal courts; however, Rule 23 does not address issues concerning the timeliness of claims, tolling of the applicable limitation periods or the revival of class claims if individual claims are tolled.Pursuant to U.S. Supreme Court case law dating back four decades, a timely filed class-action lawsuit tolls the statute of limitations for all individuals covered by the class complaint. And class members of a class that is subsequently denied …