Granted Patent
Utility
US 5,048,246 · App. 07/569,600
Wedge seal for loading dock shelter
Inventor:
Vince Sullivan
Patented Case
View Patent ↗
Granted: Sep 17, 1991
Filed: Aug 21, 1990
Inventor
Vince Sullivan
Assignee (at issue)
Serco
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.