Granted Patent
Utility
US 5,716,851 · App. 08/585,719
Glass/cellulose as protein reagent
Inventors:
Michael J. Pugia, Robert J. Schaeper
Patented Case
View Patent ↗
Granted: Feb 10, 1998
Filed: Jan 16, 1996
Inventors
Michael J. Pugia
Robert J. Schaeper
Assignee (at issue)
Bayer Aktiengesellschaft
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.