Cadila Healthcare Ltd. vs Swiss Pharma Pvt. Ltd. And Anr. on 17 August, 2001
"In our opinion, in the present case, three tests to which reference has been made above, have to be applied. The first one is this : Is there any special aspect of the common feature which has been copied? The second test will be with reference to the 'mode in which the parts are put together differently? That is to say whether the dissimilarity of the part or parts is enough to mark the whole thing dissimilar (Kerly Para 17.17 referred to above). The third test is whether when there are common elements, should one not pay more regard to the parts which are not common, while at the same time not disregarding the common parts? What is the first impression?"