Granted Patent
Utility
US 6,238,621 · App. 09/317,834
Corrosion inhibiting compositions
Inventors:
Dennis J. Kalota, Yueting Chou, David C. Silverman
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: May 25, 1999
Inventors
Dennis J. Kalota
Yueting Chou
David C. Silverman
Assignee (at issue)
Soliton, 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.