Granted Patent
Utility
US 6,576,349 · App. 09/794,224
Heat treatable low-E coated articles and methods of making same
Inventors:
Philip J. Lingle, Anton Dietrich, Ronald E. Laird, Jean-Marc Lemmer
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Feb 28, 2001
Inventors
Philip J. Lingle
Anton Dietrich
Ronald E. Laird
Jean-Marc Lemmer
Assignees (at issue)
Guardian Industries Corp.
Centre Luxembourgeois de Recherches pour le Verre et la Ceramique S.A. (C.R.V.C.)
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.