Granted Patent
Utility
US 6,475,994 · App. 09/219,907
Method and articles for transfection of genetic material
Inventors:
Donald A. Tomalia, Lajos Balogh
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Dec 23, 1998
Inventors
Donald A. Tomalia
Lajos Balogh
Assignee (at issue)
Donald A. Tomalia
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.