Sonic Solutions has announced that they've filed a patent infringement complaint against Nero, claiming that Nero's video editing software infringes upon a patent related to certain techniques for "digital multimedia composition."
Sonic Solutions (NASDAQ: SNIC), the leader in digital media software, today announced that it has filed suit against German software manufacturer Nero AG and its U.S. affiliate, Nero Inc., for infringement of one of Sonic's video editing patents. The complaint, filed in the United States district court in Marshall, Texas, alleges that Nero's video editing software infringes Sonic's U.S. Patent No. 6,204,840.

Sonic's patent, filed in 1998, relates to certain techniques for "digital multimedia composition." Among other applications, the patent covers improved ways to create digital videos using a graphical "storyline" to sequence individual video segments.
It will be interesting to see how Nero responds. If you'd like to read more, Sonic's entire press release can be found here.