While pre-institution stays pending IPR are usually seen as disfavored in this District, they are occasionally granted. The circumstances must be right, however.
Judge Connolly recently ordered a stay in Allergan USA, Inc. v. Prollenium US Inc., C.A. No. 20-0104-CFC pending IPRs that had been filed—but not instituted—on all asserted claims.
He noted that a related action had already been stayed pending IPR, and that the defendants had agreed "to forgo their inequitable conduct counterclaims and defenses in both actions," and found good cause to stay. As a condition of the stay, he required that defendants dismiss their inequitable conduct defenses and counterclaims, and ordered that they would be "barred" from pursuing those defenses in both actions...
