The novelty of IP litigation being “hot” wore off long ago, but never did the practice dominate headlines quite as much as in 2012. Apple Inc.’s patent and trademark battle with smartphone rival Samsung Electronics Co. was probably the most-watched business lawsuit of the year. The three largest jury verdicts of the year were awarded in patent cases. Those headlines, meanwhile, placed unprecedented public scrutiny on the once-obscure patent system itself. To help keep track of it all, here’s a rundown of some of the biggest IP developments of 2012.