# Raj Abhyanker — Patents explained on PatentBrief

Raj Abhyanker has 1 landmark patent explained in plain English on PatentBrief.

- [How Nextdoor Verifies Neighbors and Limits Online Social Circles](https://patentbrief.org/patent/us/8775328/facebook-graph-search) — granted 2014
  A patent describing a system for a private, location-based social network that verifies users' home addresses to restrict communications to people living in the same neighborhood.

**Full profile:** https://patentbrief.org/inventor/raj-abhyanker

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