Granted Patent
Utility
US 5,674,728 · App. 08/328,314
Aspergillus niger vacuolar aspartyl protease
Inventors:
Frank Buxton, Gabor Jarai, Jacob Visser
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Oct 24, 1994
Inventors
Frank Buxton
Gabor Jarai
Jacob Visser
Assignee (at issue)
NOVARTIS AG
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.