US Patent 4,577,185

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Statements (18)
Predicate Object
gptkbp:instanceOf gptkb:US_patent
gptkbp:allows A method and apparatus for making solid objects by successively 'printing' thin layers of a curable material, such as a UV-curable liquid polymer, to form a three-dimensional object.
gptkbp:applicationDeadline 1984-08-08
gptkbp:assignee gptkb:UVP,_Inc.
gptkbp:citation the foundational patent for 3D printing
gptkbp:country gptkb:United_States
gptkbp:date 1986-03-18
gptkbp:fieldOfInvention gptkb:stereolithography
https://www.w3.org/2000/01/rdf-schema#label US Patent 4,577,185
gptkbp:inventedBy gptkb:Charles_W._Hull
gptkbp:patent 4,577,185
gptkbp:priorityDate 1984-08-08
gptkbp:status expired
gptkbp:technology gptkb:additive_manufacturing
3D printing
gptkbp:title gptkb:Apparatus_for_production_of_three-dimensional_objects_by_stereolithography
gptkbp:bfsParent gptkb:Steve_Wozniak
gptkbp:bfsLayer 4