Three prototypes have been built and thoroughly tested in real-life conditions between 2012 and 2015. The third prototype was built in co-operation with Flevobike in Holland. Here is an article on prototype 3:
Velove has just started production of a batch of 10 pre-series bikes, that will all be used in a mobility project in Gothenburg, Sweden. Some of these bikes will have weather protection for both rider and passenger/goods.
The plan is to officially launch the cargo version of the bike, without weather protection, on the International Cargo Bike Festival in Nijmegen in April:
See also the earlier article on the Velove