SAN FRANCISCO — It was an iconic moment in what was billed in 2012 as the “World Series of IP cases.” Google lawyer Robert Van Nest wheeled a file cabinet into court to make the point that Oracle’s Java source code merely created a system of organization, which is not eligible for copyright.

Now, as the first jury trial in the smartphone wars goes up on appeal, his opponent, E. Joshua Rosenkranz, has conjured Ann Droid, a fictitious publisher who steals the chapter titles and topic sentences from every paragraph of a Harry Potter novel.