Yes they're probably pretty confident given that they've most likely spent tens of thousands of dollars on this application- for example attorney's fees in various countries, application fees in those countries, and translations (one of the reasons the application is so short- easier translation). Also Mr. Hon has been in the game a long time and knows all the competition.
Lots of interesting bikes in US class/subclass
280/278 (land vehicles with folding frame)
On a related note, I was sitting on the train with my Vitesse and I got to thinking that a second fold would sure make it smaller- looks like someone's figured it out.