Granted Patent
Utility
US 5,855,919 · App. 08/837,498
Method using keyhole limpet hemocyanin composition with enhanced immunogenic activity
Inventors:
Ray F. Ebert, Richard D. Swerdlow
Patented Case
View Patent ↗
Granted: Jan 5, 1999
Filed: Mar 26, 1997
Inventors
Ray F. Ebert
Richard D. Swerdlow
Assignee (at issue)
Perimmune Holdings, 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.