Granted Patent
Utility
US 5,096,556 · App. 07/543,501
Cationic microgels and their use in electrodeposition
Inventors:
Victor G. Corrigan, Steven R. Zawacky
Patented Case
View Patent ↗
Granted: Mar 17, 1992
Filed: Jun 25, 1990
Inventors
Victor G. Corrigan
Steven R. Zawacky
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.