I don't know either, but it does not make sense to me in regards to a lien and it does not change the fact that the infringement is damaging SFOR since February and forward.
I've told you over and over. There are limits to the structure of the USPTO rules&procedures. HGroup never owned the patent and was never entitled to any rights as an assignee.
"In 1973, a district court recognized that a security interest in a patent is not equivalent to an assignment." 39 Holt v. United States, 73-2 U.S.T.C. P9680 (D.D.C. 1973).