Granted Patent
Utility
US 6,463,988 · App. 09/616,565
Wind-resistant sectional overhead door
Inventors:
Willis Jay Mullet, Allen McDowell, David C. Allis
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Jul 14, 2000
Inventors
Willis Jay Mullet
Allen McDowell
David C. Allis
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.