Granted Patent
Utility
US 5,489,145 · App. 08/182,811
Chair cusion and upholstery assembly and method
Inventor:
Hendrik R. van Hekken
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Jan 13, 1994
Inventor
Hendrik R. van Hekken
Assignee (at issue)
Westinghouse Electric Company LLC
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.