Granted Patent
Utility
US 5,979,058 · App. 09/095,445
Contractor hand tool
Inventor:
David R. Henke
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Jun 10, 1998
Inventor
David R. Henke
Assignee (at issue)
Warner Manufacturing Company
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.