Granted Patent
Utility
US 6,406,009 · App. 09/614,429
Flexible support structure with composite material spring modules mounted directly on frame members and related assembly equipment and methods-microtek III
Inventors:
Eugen Constantinescu, Bruce G. Barman
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Jul 12, 2000
Inventors
Eugen Constantinescu
Bruce G. Barman
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.