Granted Patent
Utility
US 6,420,002 · App. 09/376,321
Vacuum IG unit with spacer/pillar getter
Inventors:
Steven L. Aggas, Vijayen S. Veerasamy
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Aug 18, 1999
Inventors
Steven L. Aggas
Vijayen S. Veerasamy
Assignee (at issue)
Guardian Industries Corp.
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.