The pan is now just over 3 months in use and serves its purpose without anything burn, which facilitates cleaning. The pan bottom As expected, warped "applications" after only a few, so that in the middle of a slight reduction has occurred. Kitchen gadgets and cutlery made of metal scratch the coating of the pan quickly, so you should use that (s) of plastic or wood.
Addendum 06.18.2015: The handle is dropped and can no longer be properly bolted to the pan. Will now look for a more solid pan.