Granted Patent
Utility
US 5,466,587 · App. 08/315,309
Method for introducing a biological substance into a target
Inventors:
Sandra G. Fitzpatrick-McElligott, John Gerard Lavin, Germain F. Rivard, Shekhar Subramoney
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: Sep 29, 1994
Inventors
Sandra G. Fitzpatrick-McElligott
John Gerard Lavin
Germain F. Rivard
Shekhar Subramoney
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.