Granted Patent
Utility
US 4,971,802 · App. 07/395,286
Liposomes of synthetic lipids
Inventors:
Lajos Tarcsay, Hansjorg Eibl, Peter Fankhauser, Anita Peil
Patented Case
View Patent ↗
Granted: Nov 20, 1990
Filed: Aug 16, 1989
Inventors
Lajos Tarcsay
Hansjorg Eibl
Peter Fankhauser
Anita Peil
Assignee (at issue)
Ciba-Geigy
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.