Granted Patent
Utility
US 5,447,400 · App. 08/210,898
Wall penetrator fitting
Inventor:
Herbert E. Seymour
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Mar 17, 1994
Inventor
Herbert E. Seymour
Assignee (at issue)
Xantech Corporation
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.