Granted Patent
Utility
US 5,652,294 · App. 08/576,525
Single component, aqueous, polyurea coating compositions
Inventors:
Robert E. Jennings, Soner Kilic, Masayuki Nakajima
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Dec 21, 1995
Inventors
Robert E. Jennings
Soner Kilic
Masayuki Nakajima
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.