Mobil Oil Corp. v. Hurwitz

The defendant individuals are members of a joint venture and The First National Bank is trustee under a land trust with the joint venture as beneficiary. They appeal from a permanent injunction entered upon the complaint of Mobil Oil prohibiting the sale of petroleum and petroleum products on the described real estate for the duration of a lease dated May 3, 1966, and any extension thereof between Prehn Plaza, Inc. (Prehn), as lessor, and plaintiff Mobil Oil Corporation (Mobil), as lessee.

By leave of court, Prehn, a corporation, was added as a party-defendant. In its answer Prehn joined in…