Granted Patent
Utility
US 5,464,897 · App. 08/280,027
Aqueous fluoropolymer dispersions
Inventors:
Suryya K. Das, Soner Kilic
Patented Case
View Patent ↗
Granted: Nov 7, 1995
Filed: Jul 25, 1994
Inventors
Suryya K. Das
Soner Kilic
Assignee (at issue)
PPG 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.