Granted Patent
Utility
US 5,584,902 · App. 08/359,599
Method of converting coated glass
Inventors:
Klaus W. Hartig, Philip J. Lingle
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Dec 20, 1994
Inventors
Klaus W. Hartig
Philip J. Lingle
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.