Granted Patent
Utility
US 4,625,491 · App. 06/817,893
Elevated floor panel with integral trim
Inventor:
Franklin E. Gibson
Patented Case
View Patent ↗
Granted: Dec 2, 1986
Filed: Jan 13, 1986
Inventor
Franklin E. Gibson
Assignee (at issue)
Donn Incorporated
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.