BRITANIA INDUSTRIES LTD. vs PUNJAB NATIONAL BANK .

The Supreme Court upheld the decision of the Calcutta High Court, which set aside the judgment in favor of Britannia Industries Limited regarding a bill of exchange. The Court found that the bill was not validly accepted by Punjab National Bank as the acceptance was made by an unauthorized person, A.B. Das, and that the necessary parties were not included in the suit. The Court emphasized the importance of proper service of summons and the necessity of including all relevant parties in a suit concerning negotiable instruments under the Code of Civil Procedure, specifically Order XXXVII.