Granted Patent
Utility
US 5,358,864 · App. 07/842,349
Cloning and expression of xylanase genes from fungal origin
Inventors:
Henriette C. Van Den Broeck, Leendert Hendrik De Graaff, Jan Dirk Rene Hille, Albert Johannes Joseph Van Ooyen, Jacob Visser, Abraham Harder
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Apr 27, 1992
Inventors
Henriette C. Van Den Broeck
Leendert Hendrik De Graaff
Jan Dirk Rene Hille
Albert Johannes Joseph Van Ooyen
Jacob Visser
Abraham Harder
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.