Gunston v. Winox Ltd.; 38 RPC 40 A. Pressler & Co. Ltd. v. Gartside & Co. (of Manchester) Ltd. and Widd & Owen Ltd.; 50 RPC 240 W. Steel & Co. Ltd., 1958 RPC 411 Faber Castell Aktiengesellschaft v. Pikpen (P.) Ltd.; 2003 (27) PTC 538 (Bombay)