Here is the iconic Swiss rail clock:
And, Apple's new clock app clock:
Needless to say, the Swiss Federal Railways are suing Apple for trademark infringement. Just another lawsuit to add to the litany of them involving Apple. Seems a bit ironic that Apple owes much of its "innovation" to others, but seems hellbent on chasing Samsung all over the world with lawsuits. Steve Jobs proclaimed that Google's Android was a "stolen product," meaning that he accused Google of stealing his smartphone.
A purpose of intellectual property law is to foster innovation and creativity by allowing someone to take advantage of their innovation for a limited time. Then, it falls into the "public domain" so that others can use that innovation and improve upon it. Sometimes it is just a fine line between stealing another's intellectual property and innovation.