Granted Patent
Utility
US 6,401,428 · App. 09/414,069
Fenestration sealed frame, insulating glazing panels
Inventors:
Michael Glover, Stephen Field
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Oct 7, 1999
Inventors
Michael Glover
Stephen Field
Assignee (at issue)
Bowmead Holdings 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.