Granted Patent
Utility
US 6,133,008 · App. 09/306,881
Method for cloning and producing the TfiI Restriction endonuclease in E. coli
Inventors:
Shuang-Yong Xu, Pei-Chung Hsieh
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: May 7, 1999
Inventors
Shuang-Yong Xu
Pei-Chung Hsieh
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.