Granted Patent
Utility
US 5,641,829 · App. 08/472,049
Coating compositions prepared from base neutralized, stable aqueous dispersion of hydroxyl functional acrylic polymers
Inventors:
Suryya K. Das, Soner Kilic
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Jun 6, 1995
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.