Granted Patent
Utility
US 5,849,356 · App. 08/835,750
Method for deicing highways using starch-containing compositions and starch-containing compositions especially designed for deicing highways
Inventors:
James Gambino, Michel Janssen, Hans-Jurgen Pierkes
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Apr 8, 1997
Inventors
James Gambino
Michel Janssen
Hans-Jurgen Pierkes
Assignee (at issue)
Rheox 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.