Granted Patent
Utility
US 6,770,321 · App. 10/054,973
Method of making transparent articles utilizing protective layers for optical coatings
Inventors:
Kyle W. Hukari, Peter Maschwitz, Rand Dannenberg
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Jan 25, 2002
Inventors
Kyle W. Hukari
Peter Maschwitz
Rand Dannenberg
Assignee (at issue)
AFG INDUSTRIES, 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.