Granted Patent
Utility
US 6,300,569 · App. 09/367,324
90.degree. sealing nut
Inventor:
Thomas M. Mullen, Jr.
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Aug 11, 1999
Inventor
Thomas M. Mullen, Jr.
Assignee (at issue)
Heyco Products Corp.
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.