Cumulation of IP Rights Pertaining to Product Shapes - An "Illegitimate Offspring" of IP Law?

Kur, AnnetteCumulation of IP Rights Pertaining to Product Shapes - An "Illegitimate Offspring" of IP Law? in: Gustavo Ghidini, Luis Mariano Genovesi (Hg.), Intellectual Property and Market Power - ATRIP Papers 2006-2007, Eudeba, Buenos Aires 2008, 613 - 632.