Granted Patent
Utility
US 5,709,259 · App. 08/509,955
Multiple section modular door and joint structure
Inventors:
Richard Lewis, Bobby G. Bailey, Alan R. Leist, Frank R. Wilgus, Frank A. Wilgus
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Aug 1, 1995
Inventors
Richard Lewis
Bobby G. Bailey
Alan R. Leist
Frank R. Wilgus
Frank A. Wilgus
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.