Interference No. 103,891 hearsay in the junior party’s opening brief. The difficulty with such a holding is that the junior party must rebut the senior party’s priority case even before it is known what the senior party is relying on to prove priority of invention. Accordingly, when the interference rules were amended in 1995, the commentary interpreted 37 CFR § 1.656(b)(6) to modify the holding in Suh. Specifically, the commentary states that current rule 37 CFR § 1.656(b)(6) “does not expressly require and was not intended to imply, that the opening brief of the junior party must address the evidence of any other party with respect to the issue of priority or any other issue.” 1173 Off. Gaz. Pat. & Trademark Office 60 (Apr. 11, 1995); 60 Fed. Reg. 14516 (Mar. 17, 1995). Thus, the precise issue we are faced with in this interference was contemplated when the rules were amended in 1995. Therefore, the motion to strike a portion of the Flanders reply brief is DENIED. The motion to file a surreply brief is not specifically provided for in the rules. However, the same commentary to the rule change we quoted above indicates that if the junior party’s reply brief is believed to include a new argument in response to the case-in-chief of the senior party as presented in the senior party’s main brief, the senior party may move for leave to file a 7Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007