国家/地区 加拿大（2）
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29C（2）
IPC B29C064/118（2）
发明人 HU N（2） HU N X（2）
公开年 2021（2）
申请年 2020（2） 
专利权人 XEROX CORP（2）

Filament material for marking three-dimensional (3D) printed object, has polymer resin (compatible with extrusion based printing process), and marking additive that allows portions of filament material to change color when exposed to light.

HU N X, HU N

Particles used for three-dimensional printer, comprises polymer resin compatible for three-dimensional printing process to print three-dimensional article and marking additive for changing color during exposure of light.

HU N X, WANG Y, HU N