Will Facebook someday launch their own search engine that enables you to search the Web? That question surfaces every so often, without any real definitive answers. It’s possible that they might someday, especially since they’ve been hiring a number of people with job experience from some of the major search engines.
The last few times I recall seeing the possibility of a Facebook search engine raised was when a couple of different Facebook patents originally acquired from Friendster were granted, and each described an aspect of how a search engine might use connections on a social network to influence results seen on a search of the Web. (For example, see this post: Facebook Patents “Curated Search” To Attack Google.) A different question, and one that is just as interesting is how the search on Facebook itself works. A patent application published at the USTPO today gives us some ideas of how it may work.
I have to confess that I’ve rarely searched at Facebook, and I don’t think that I’ve ever searched using anything other than the search box at the tops of pages. There is a Facebook search interface, as seen in the image above, that allows you to choose between the following to search for: