Granted Patent
Utility
US 5,849,558 · App. 08/856,663
Discovery of and method for cloning and producing the PspGI restriction endonuclease
Inventors:
Richard D. Morgan, Zhiyuh Chang
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: May 15, 1997
Inventors
Richard D. Morgan
Zhiyuh Chang
Assignee (at issue)
New England Biolabs, 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.