Granted Patent
Utility
US 6,826,838 · App. 10/025,832
Clip-on corner alignment device
Inventor:
Robert Arnold
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Dec 19, 2001
Inventor
Robert Arnold
Assignee (at issue)
Craftek Products, 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.