Granted Patent
Utility
US 5,720,471 · App. 08/487,022
Low profile composite material bedding foundation system and methods of manufacture
Inventors:
Eugen Constantinescu, Mark J. Quintile, Robert F. Wagner
Patented Case
View Patent ↗
Granted: Feb 24, 1998
Filed: Jun 7, 1995
Inventors
Eugen Constantinescu
Mark J. Quintile
Robert F. Wagner
Assignee (at issue)
Ohio Mattress Company Licensing and Components Group
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.