Granted Patent
Utility
US 4,769,241 · App. 06/910,521
Apparatus and process for oxygenation of liquid state dissolved oxygen-carrying formulation
Inventors:
Charles M. Heldebrant, Kim C. Crowe, George R. Groveman, Charles H. Davis
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: Sep 23, 1986
Inventors
Charles M. Heldebrant
Kim C. Crowe
George R. Groveman
Charles H. Davis
Assignee (at issue)
Alpha Therapeutic 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.