Granted Patent
Utility
US 5,011,772 · App. 07/152,635
High yield protein production system
Inventor:
Paul A. Recsei
Patented Case
View Patent ↗
Granted: Apr 30, 1991
Filed: Feb 5, 1988
Inventor
Paul A. Recsei
Assignee (at issue)
Public Health Research Institute of the City of N.Y.
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.