Granted Patent
Utility
US 6,038,887 · App. 09/136,641
Apparatus and method for forming glass sheets
Inventors:
Michael J. Vild, Paul D. Ducat
Patented Case
View Patent ↗
Granted: Mar 21, 2000
Filed: Aug 19, 1998
Inventors
Michael J. Vild
Paul D. Ducat
Assignee (at issue)
Glasstech, 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.