Granted Patent
Utility
US 6,649,868 · App. 09/878,754
Workpiece enclosure system and robotic laser processing system including pass through partitions
Inventors:
Vanon D. Pratt, Lorne Weeter
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Jun 11, 2001
Inventors
Vanon D. Pratt
Lorne Weeter
Assignee (at issue)
Motoman, 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.