Granted Patent
Utility
US 5,853,576 · App. 08/911,655
Phytorecovery of metals using seedlings
Inventors:
Yoram Kapulnik, Burt D. Ensley, Ilya Raskin
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Aug 15, 1997
Inventors
Yoram Kapulnik
Burt D. Ensley
Ilya Raskin
Assignee (at issue)
Phytotech 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.