Granted Patent
Utility
US 6,330,899 · App. 09/450,109
Cordless balanced window covering
Inventors:
Zazu Ciuca, Patrick Woods, Roger Palmer, Brian Ruggles, Otto Kuhar
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Nov 29, 1999
Inventors
Zazu Ciuca
Patrick Woods
Roger Palmer
Brian Ruggles
Otto Kuhar
Assignee (at issue)
Newell Window Furnishings, Inc.
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.