Granted Patent
Utility
US 4,933,410 · App. 07/330,207
Covalent attachment of macromolecules on substrate surfaces
Inventor:
David Okrongly
Patented Case
View Patent ↗
Granted: Jun 12, 1990
Filed: Mar 29, 1989
Inventor
David Okrongly
Assignee (at issue)
Applied Immune Sciences, Inc.
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.