Granted Patent
Utility
US 5,633,153 · App. 08/324,130
Aldehyde dehydrogenase selectable markers for plant transformation
Inventor:
Virginia Ursin
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: Oct 14, 1994
Inventor
Virginia Ursin
Assignee (at issue)
Calgene Corporation
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.