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US Patent 11504909 3-dimensional object-forming apparatus

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Is a

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Date of Patent

November 22, 2022

Patent Application Number

16766930

Date Filed

December 7, 2018

Patent Citations

US Patent 10549346 Three-dimensional modeling apparatus, three-dimensional model body manufacturing method, and three-dimensional modeling data

US Patent 11033968 Additive manufacturing apparatus and a flow device for use with such apparatus

US Patent 10682701 Apparatus for producing a three-dimensional work piece with improved gas flow

US Patent 11167353 Homogeneous suction during additive manufacturing

US Patent 10442001 Rapid manufacturing method and device for the same comprising oppositely-directed protective gas streams parallel to the powder layer

US Patent 10493562 Selective laser solidification apparatus and method

Patent Primary Examiner

CPC Code

A 3-dimensional object-forming apparatus is provided which may avoid lowering of irradiation efficiency of laser light due to fumes and so forth while avoiding lowering of quality of the formed object. A shroud

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