4Daniel J. Kluth, Steven W. Lundberg, "Design Patents: a New Form of Intellectual Property Protection for Computer Software " , 70 J. Pat. & Trademark Off. Soc'y (1988),p.847,first appeared in 5 The Computer Lawyer 1(August 1988).
5A. Hugo Word, "The New Guidelines on Protection of Computer-Generated Icons and Typeface" , 24 AIPLA Q.J. (1996), p. 418.
6Ex parte Strijland, 26 USPQ2d 1259, 1262 (Bd. Pat App. & Int. 1992).
7A. Hugo Word, "The New Guidelines on Protection of Computer-Generated Icons and Typeface" , 24 AIPLA Q.J. (1996), pp.418-420, FN7.
8Michael J. Schallop, "Protecting User Interfaces: not as Easy as 1-2-3" ,45 Emory L.J. (1996),p.1544.
9David Leason, "Design Patent Protection for Animated Computer-Generated Icons" ,91 J. Pat. & Trademark Off. Soc'y (2009),pp.580,590,593.
10Pamela Samuelson, "Are Patents on Interfaces Impeding Interoperability? " ,93 Minn. L. Rev. (2009), p.1960,FN82.