Granted Patent
Utility
US 5,100,591 · App. 07/582,053
Process for preparing lipid microparticles
Inventors:
Brigitte Leclef, Patrick Cerfontaine, Jean-Marie Nicolas, Henri Wantier, Andre Trouet
Patented Case
View Patent ↗
Granted: Mar 31, 1992
Filed: Sep 14, 1990
Inventors
Brigitte Leclef
Patrick Cerfontaine
Jean-Marie Nicolas
Henri Wantier
Andre Trouet
Assignee (at issue)
Medgenix Group S.A.
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.