Granted Patent
Utility
US 5,219,538 · App. 07/662,850
Gas and oxygen carrying lipid vesicles
Inventors:
Sheryl L. Henderson, Donald F. H. Wallach, Rajiv Mathur
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Mar 1, 1991
Inventors
Sheryl L. Henderson
Donald F. H. Wallach
Rajiv Mathur
Assignee (at issue)
Micro-Pak, 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.