Granted Patent
Utility
US 6,047,761 · App. 09/149,214
Universal overhead door system
Inventors:
Edwin C. Jaehnen, Richard Lewis, Kenneth E. Carper, Bob Bailey
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: Sep 8, 1998
Inventors
Edwin C. Jaehnen
Richard Lewis
Kenneth E. Carper
Bob Bailey
Assignee (at issue)
Clopay Building Products Company, 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.