The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 19, 2024

Filed:

Oct. 18, 2021
Applicant:

University of Southern California, Los Angeles, CA (US);

Inventors:

Yong Chen, Los Angeles, CA (US);

Huachao Mao, Los Angeles, CA (US);

Assignee:

University of Southern California, Los Angeles, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 64/135 (2017.01); B29C 64/209 (2017.01); B29C 64/232 (2017.01); B29C 64/236 (2017.01); B29C 64/245 (2017.01); B29C 64/25 (2017.01); B29C 64/255 (2017.01); B29C 64/268 (2017.01); B29C 64/286 (2017.01); B29C 64/336 (2017.01); B29C 64/35 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B33Y 40/00 (2020.01);
U.S. Cl.
CPC ...
B29C 64/135 (2017.08); B29C 64/209 (2017.08); B29C 64/232 (2017.08); B29C 64/236 (2017.08); B29C 64/245 (2017.08); B29C 64/25 (2017.08); B29C 64/255 (2017.08); B29C 64/268 (2017.08); B29C 64/286 (2017.08); B29C 64/336 (2017.08); B29C 64/35 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 40/00 (2014.12);
Abstract

A method of multi-material 3D printing is performed by an apparatus comprising at least one printhead device; a build platform; a light source; and a computing unit comprising a non-transitory computer-readable medium encoded with program instructions for controlling the at least one printhead device; the build platform; and the light source to perform the method of multi-material 3D printing. In various embodiments, each printhead device comprises a coating section, a curing section, a cleaning section, and optionally, a post-curing section. Each printhead device is configured to perform each of these steps, with the multiple printheads engaged in fabricating a multi-material part layer-by-layer.


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