India, April 17 -- Chinese automaker Seres has just received a patent for a unique "in-vehicle toilet." This foldaway system is designed to slide out from beneath a passenger seat, showcasing just how creative some features in the electric vehicle market are getting.

Filed with the China National Intellectual Property Administration back on April 10, the patent describes a compact toilet that you can deploy with a button or even a voice command.

It comes with a ventilation system that has a fan and exhaust pipe to keep smells in check, plus a waste tank that you'll have to empty manually. There's also a heating mechanism that helps to evaporate liquids and dry solid waste.

The filing mentions that this feature is meant to "meet users' to...