Granted Patent
Utility
US 6,155,014 · App. 09/271,401
Clean room wall system
Inventor:
S. Ross Wagner
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Mar 17, 1999
Inventor
S. Ross Wagner
Assignee (at issue)
Unistrut International 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.