Granted Patent
Utility
US 4,431,437 · App. 06/223,452
Bioactant translocation agent
Inventors:
Jonathan M. Kliegman, James M. Williams
Patented Case
View Patent ↗
Granted: Feb 14, 1984
Filed: Jan 8, 1981
Inventors
Jonathan M. Kliegman
James M. Williams
Assignee (at issue)
GAF 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.