Microsoft has patented a new hinge design for foldables that suggests the potential return of Surface Duo phones.

This phone is not currently available from any major U.S. carrier. It is compatible with some U.S. networks, and may be available from third-party dealers or smaller, regional carriers.

Is Microsoft secretly working on the return of its Surface Duo folding smartphone? It’s possible, as a recently filed patent ...

Is Microsoft secretly working on the return of its Surface Duo folding smartphone ... it specifically mentions “folding smart phone devices,” but also mentions “computing devices that ...

Microsoft’s dual-screen smartphone vision ... alongside Android if you wish to keep the ability to use your Surface Duo as a ...