IN REM
in rem (in rem), adj.[Latin “against a thing”] Involving or determining the status of a thing,
and therefore the rights of persons generally with respect to that thing. — Also termed (archaically) impersonal. See action in rem under ACTION(4). Cf. IN PERSONAM. [Cases: Admiralty 48; Courts 18. C.J.S. Admiralty §§ 157, 239; Courts § 53.] — in rem,adv.
“An action in rem is one in which the judgment of the court determines the title to property and the rights of the parties, not merely as between themselves, but also as against all persons at any time dealing with them or with the property upon which the court had adjudicated.” R.H. Graveson, Conflict of Laws 98 (7th ed. 1974).
quasi in rem (kway-sI in remorkway-zI). [Latin “as if against a thing”] Involving or determining the rights of a person having an interest in property located within the court’s jurisdiction. See action quasi in rem under ACTION (4). [Cases: Courts 18. C.J.S. Courts § 53.]
[Blacks Law 8th]