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Masimo — the company that got the Apple Watch banned — has unveiled its new smartwatch
(www.tomsguide.com)
This is a most excellent place for technology news and articles.
When you're defending patents you have to demonstrate you're developing your own products or licensing them and so you can sue for damages. At this price point this "prototype" is just a loophole so they can extort Apple.
That's trademarks, not patents (although in rare cases "implicit licensing" can be a thing if you don't act on known infringement)