Granted Patent
Utility
US 5,879,400 · App. 08/600,744
Melt-irradiated ultra high molecular weight polyethylene prosthetic devices
Inventors:
Edward W. Merrill, William H. Harris, Premnath Venugopalan, Murali Jasty, Charles R. Bragdon, Daniel O. O'Connor
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Feb 13, 1996
Inventors
Edward W. Merrill
William H. Harris
Premnath Venugopalan
Murali Jasty
Charles R. Bragdon
Daniel O. O'Connor
Assignees (at issue)
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
The General Hospital 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.