Granted Patent
Utility
US 5,610,108 · App. 08/319,969
Reducing melt borosilicate glass having improved UV transmission properties and water resistance and methods of use
Inventors:
Eckhart Watzke, Thomas Kloss, Peter Brix, Franz Ott
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Oct 7, 1994
Inventors
Eckhart Watzke
Thomas Kloss
Peter Brix
Franz Ott
Assignee (at issue)
Schott Glaswerke
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.