Granted Patent
Utility
US 6,824,637 · App. 10/161,492
Method and apparatus for manufacturing a flexible curtain
Inventors:
Willis Jay Mullet, Donald Bruce Kyle, Kelly Ray Green, Harry Edward Asbury
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: May 30, 2002
Inventors
Willis Jay Mullet
Donald Bruce Kyle
Kelly Ray Green
Harry Edward Asbury
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.