While they may not be copyrightable, you can get a design patent: https://en.wikipedia.org/wiki/Intellectual_property_protection_of_typefaces#Design_patents htt

While they may not be copyrightable, you can get a design patent: https://en.wikipedia.org/wiki/Intellectual_property_protection_of_typefaces#Design_patents https://en.wikipedia.org/wiki/Intellectual_property_protecti.... I've read that Adobe and Microsoft have both protected some fonts this way.