Granted Patent
Utility
US 4,665,663 · App. 06/879,193
Muntin assembly and method of installing
Inventor:
Bernard C. Governale
Patented Case
View Patent ↗
Granted: May 19, 1987
Filed: Jun 26, 1986
Inventor
Bernard C. Governale
Assignee (at issue)
Peachtree Doors, 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.