Granted Patent
Utility
US 5,981,476 · App. 09/009,121
Method for treating bladder cancer with a keyhole limpet hemocyanin composition having enhanced anti-tumor activity
Inventors:
Ray F. Ebert, Richard D. Swerdlow
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Jan 20, 1998
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.