1204.5 (A) Registration Required Within Two Years of First Commercial Exploitation
To secure protection of a mask work for the entire ten-year term, owners must register their works with the U.S. Copyright Office within two years of the date on which the mask work is first commercially exploited, otherwise protection will be lost. 17 U.S.C. § 908 (A). For example, a claim in a mask work that was first commercially exploited on March 15, 2013 must be received in the U.S. Copyright Office prior to or on March 15, 2015 in order to be protected.