Granted Patent
Utility
US 6,416,850 · App. 09/240,252
Three dimensional printing materials system
Inventors:
James F. Bredt, Timothy Anderson, David B. Russell
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Jan 29, 1999
Inventors
James F. Bredt
Timothy Anderson
David B. Russell
Assignee (at issue)
Z-Firm, LLC
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.