Granted Patent
Utility
US 4,416,992 · App. 06/362,206
Support matrices and immobilized enzyme systems
Inventors:
Blaise J. Arena, Ronald P. Rohrbach
Patented Case
View Patent ↗
Granted: Nov 22, 1983
Filed: Mar 26, 1982
Inventors
Blaise J. Arena
Ronald P. Rohrbach
Assignee (at issue)
UOP LLC
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.