Granted Patent
Utility
US 5,457,045 · App. 07/978,692
Enzymes with xylanolytic activity
Inventors:
Lisbeth Anker, Henrik Bisgard-Frantzen, Torben Halkier
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Feb 2, 1993
Inventors
Lisbeth Anker
Henrik Bisgard-Frantzen
Torben Halkier
Assignee (at issue)
Novo Nordisk A/S
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.