Granted Patent
Utility
US 5,640,828 · App. 08/388,985
Spacer for an insulated window panel assembly
Inventors:
Myron D. Reeves, Edward L. Schield
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Feb 15, 1995
Inventors
Myron D. Reeves
Edward L. Schield
Assignee (at issue)
Weather Shield Mfg., 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.