Granted Patent
Utility
US 5,863,533 · App. 08/419,448
Cloning and expression of microbial phytase
Inventors:
Robert Van Gorcom, Willem Van Hartingsveldt, Petrus Andreas Van Paridon, Annemarie Veenstra, Rudolf G. M. Luiten, Gerardus Selten
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Apr 10, 1995
Inventors
Robert Van Gorcom
Willem Van Hartingsveldt
Petrus Andreas Van Paridon
Annemarie Veenstra
Rudolf G. M. Luiten
Gerardus Selten
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.