Granted Patent
Utility
US 5,618,710 · App. 08/017,510
Crosslinked enzyme crystals
Inventors:
Manuel A. Navia, Nancy L. St. Clair
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Feb 12, 1993
Inventors
Manuel A. Navia
Nancy L. St. Clair
Assignee (at issue)
Vertex Pharmaceuticals Incorporated
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.