Here's a pretty easy question for the audience: when was the first time you saw a lockscreen app, or OEM customization that offered unlock-to-app launching? If you said that it was before March of 2012, then you might want to try helping out the USPTO in investigating patent filings, because Google was just awarded that patent...
Source: http://www.phonearena.com/news/USPTO-fails-again-Google-patents-gesture-unlockapp-launch-feature_id46130
Source: http://www.phonearena.com/news/USPTO-fails-again-Google-patents-gesture-unlockapp-launch-feature_id46130