Granted Patent
Utility
US 6,656,410 · App. 10/052,506
Recoating system for using high viscosity build materials in solid freeform fabrication
Inventors:
Charles W. Hull, Kenneth Newell
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Jan 17, 2002
Inventors
Charles W. Hull
Kenneth Newell
Assignee (at issue)
3D Systems, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.