Granted Patent
Utility
US 5,908,497 · App. 08/994,120
Water soluble titanium complexes and use as fiber glass sizing
Inventors:
Anastasia Morfesis, Robert Swisher
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Dec 19, 1997
Inventors
Anastasia Morfesis
Robert Swisher
Assignee (at issue)
PPG Industries Ohio, 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.