Granted Patent
Utility
US 5,501,796 · App. 08/287,014
Method for separating materials
Inventors:
William G. Kozak, Dharmesh Chovatia, George A. Smith
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Aug 8, 1994
Inventors
William G. Kozak
Dharmesh Chovatia
George A. Smith
Assignee (at issue)
Henkel Limited
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.