【#Dropbox: Network folder synchronisation system】

Filed in August 2010 by Dropbox co-founders and MIT alums Drew Houston and Arash Ferdowsi, this patent details how multiple clients can share and synchronize folders and their contents across a network. Version control ensures everyone can access the latest iteration of a file. If you’ve ever used Dropbox, you know this is a core part of why online file sharing and access became so popular so quickly.

Source: blog.ipfolio.com