Ryan v. Kellogg Partners Institutional ServicesRyan v. Kellogg Partners Institutional Services
Defendant waived any right to arbitration by failing to raise it as a defense in its answer, asserting counterclaims, making a dispositive motion, and otherwise actively participating in this litigation for almost three years through the completion of extensive disclosure proceedings and the filing of a note of issue, all to the prejudice of plaintiff (see Flores v Lower E. Side Serv. Ctr., Inc., 4 NY3d 363, 371-372 [2005]; see Matter of Advest, Inc. v Wachtel, 253 AD2d 659 [1998] [NASD arbitration subject to