Granted Patent
Utility
US 5,452,875 · App. 08/230,965
Plastic support assembly
Inventor:
David A. Kern
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Apr 21, 1994
Inventor
David A. Kern
Assignee (at issue)
Discovery Plastics, 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.