Granted Patent
Utility
US 6,607,487 · App. 09/767,454
Ultrasound image guided acetabular implant orientation during total hip replacement
Inventors:
John Chang, Waleed Sami Haddad, Jan-Ulco Kluiwstra, Dennis Matthews, Kenneth B. Trauner
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Jan 23, 2001
Inventors
John Chang
Waleed Sami Haddad
Jan-Ulco Kluiwstra
Dennis Matthews
Kenneth B. Trauner
Assignee (at issue)
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
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.