Granted Patent
Utility
US 6,354,577 · App. 09/260,823
Composite material spring modules with integrally formed attachment fittings
Inventors:
Mark J. Quintile, Eugen Constantinescu, Robert F. Wagner
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Mar 2, 1999
Inventors
Mark J. Quintile
Eugen Constantinescu
Robert F. Wagner
Assignee (at issue)
SEALY TECHNOLOGY 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.