Granted Patent
Utility
US 5,610,046 · App. 08/290,979
Cloning and expression of xylanase B
Inventors:
Albert Johannes Joseph Van Ooyen, Leendert H. DeGraaff, Henriette C. Van Den Broeck, Jacob Visser
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Oct 28, 1994
Inventors
Albert Johannes Joseph Van Ooyen
Leendert H. DeGraaff
Henriette C. Van Den Broeck
Jacob Visser
Assignee (at issue)
Gist-Brocades N.V.
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.