Granted Patent
Utility
US 4,668,638 · App. 06/535,884
Liposome composition for lupus assay
Inventors:
Andrew S. Janoff, Marc J. Ostro, Alan L. Weiner, Gerald Weissmann, James R. Seibold
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Sep 26, 1983
Inventors
Andrew S. Janoff
Marc J. Ostro
Alan L. Weiner
Gerald Weissmann
James R. Seibold
Assignee (at issue)
The Liposome Company, Inc.
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.