Granted Patent
Utility
US 6,716,882 · App. 10/131,539
Highly packed polycationic ammonium, sulfonium and phosphonium lipids
Inventors:
Alberto Haces, Valentina C. Ciccarone
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Apr 23, 2002
Inventors
Alberto Haces
Valentina C. Ciccarone
Assignee (at issue)
Invitrogen Corporation
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.