Granted Patent
Utility
US 6,146,879 · App. 08/968,091
Biocatalysts
Inventors:
John Macdonald Liddell, William H. Greer
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Nov 12, 1997
Inventors
John Macdonald Liddell
William H. Greer
Assignee (at issue)
Zeneca Limited
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.