Granted Patent
Utility
US 6,257,305 · App. 09/549,605
Method and apparatus for driving and storing a covering
Inventors:
Willis Jay Mullet, Donald Bruce Kyle
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Apr 14, 2000
Inventors
Willis Jay Mullet
Donald Bruce Kyle
Assignee (at issue)
Wayne-Dalton Corp.
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.