sanity... .—The Edgerton Pottery company. Juts been served with .a hbtice to appear;ber fore the United States court; at Madison to answer .to. an application for an in;' jiinctidn • restraining the pottery comr pany : from ' manufacturing^. the porqne . body for a water filter, which the cotn-pany have been makiug on an order for H. Geissel Go. of. Chicago, nmnufact-urers o£ the Field filter. It is claimed :Bjr the parties asking for the injunction, the Pasteur iFilter company of Day ton;■ O., that they’are owners of patents eov-. , ering all filters using porous clay bodiesof every., description. or composition and that alt filters 6t similar arrangements■ are'.infringements.' f y