Granted Patent
Utility
US 6,761,089 · App. 10/369,382
Tool for removing screws with damaged heads
Inventor:
Peter J. Bergamo
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: Feb 19, 2003
Inventor
Peter J. Bergamo
Assignee (at issue)
ProQual, 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.