Granted Patent
Utility
US 6,514,737 · App. 09/933,313
Method for cloning and expression of AsiSI restriction endonuclease and AsiSI methylase in E. coli
Inventors:
Zhenyu Zhu, Shuang-Yong Xu
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Aug 20, 2001
Inventors
Zhenyu Zhu
Shuang-Yong Xu
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.