# Research in Motion Ltd — Patents explained on PatentBrief

Research in Motion Ltd has 1 landmark patent explained in plain English on PatentBrief.

- [BlackBerry Device with QWERTY Keyboard and Trackball Design](https://patentbrief.org/patent/us/8219158/handheld-wireless-communication-device) — granted 2012
  This 2012 patent describes a handheld device, like an early BlackBerry, with a QWERTY keyboard and a trackball, focusing on the physical arrangement of keys around the navigation tool.

**Full profile:** https://patentbrief.org/company/research-in-motion-ltd

---

_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._