Granted Patent
Utility
US 6,062,263 · App. 09/130,764
Thread-forming pipe plug
Inventors:
Steven P. Donovan, William Robert Turnmire, Lawrence Hutson
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Aug 7, 1998
Inventors
Steven P. Donovan
William Robert Turnmire
Lawrence Hutson
Assignee (at issue)
Textron 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.