JUDGMENT OF 18.3.1981 — CASE 139/80 BLANCKAERT & WILLEMS v TROST

In Case 139/80 REFERENCE to the Court under the Protocol of 3 June 1971 on the Interpretation by the Court of Justice of the Convention of 27 September 1968 on Jurisdiction and the Enforcement of Judgments in Civil and Commercial Matters by the Bundesgerichtshof [Federal Court of Justice] for a preliminary ruling in the action pending before that court between

THE COURT (Third Chamber) composed of: J. Mertens de Wilmars, President, Lord Mackenzie Stuart and U. Everling, Judges, Advocate General: G. Reischl Registrar: A. Van Houtte

gives the following

JUDGMENT

Facts and Issues

I — Facts and procedure

II — Observations submitted under Article 20 of the Protocol on the Statute of the Court of Justice of the EEC

A — Observations of the plaintiff in the main action (Trost)

First question

Second question

Third question

B — Observations of the Commission

First question

Second question

III — Oral procedure

Decision

First question

Second question

Costs