Granted Patent
Utility
US 5,487,937 · App. 08/005,730
Metal-polymer composite insulative spacer for glass members and insulative window containing same
Inventor:
Charles D. Newby
Patented Case
View Patent ↗
Granted: Jan 30, 1996
Filed: Jan 19, 1993
Inventor
Charles D. Newby
Assignee (at issue)
Crane Plastics Company LLC
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.