Granted Patent
Utility
US 6,513,565 · App. 09/451,555
Light controlling cellular shade and method of making same
Inventors:
John D. Rupel, John R. Thomson, Larry P. Belongia
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Dec 1, 1999
Inventors
John D. Rupel
John R. Thomson
Larry P. Belongia
Assignee (at issue)
Springs Window Fashions, 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.