Granted Patent
Utility
US 6,644,375 · App. 09/756,942
Cordless blind brake
Inventor:
Roger Palmer
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Jan 9, 2001
Inventor
Roger Palmer
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.