Granted Patent
Utility
US 5,200,337 · App. 07/782,515
Type II restriction endonuclease, APO I, obtainable from arthrobacter protophormiae and a process for producing the same
Inventors:
Carol Polisson, Derek W. Robinson, Keith D. Lunnen
Patented Case
View Patent ↗
Granted: Apr 6, 1993
Filed: Oct 25, 1991
Inventors
Carol Polisson
Derek W. Robinson
Keith D. Lunnen
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.