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Story summary
- XREAL, the AR glasses maker, filed a US lawsuit against VITURE alleging infringement of its birdbath optical patent.
- VITURE countered that XREAL uses the suit to stifle competition, calling it a patent troll.
- The dispute escalated from a German preliminary injunction against VITURE's Pro model to a US lawsuit.
- Both sides challenge each other's patent validity, and VITURE says XREAL's patent relies on outdated tech.
