Granted Patent
Utility
US 6,655,828 · App. 10/002,729
Bone cement mixing apparatus having improved mixing blade configuration
Inventors:
Timothy G. Vendrely, Sam Sackett
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Nov 15, 2001
Inventors
Timothy G. Vendrely
Sam Sackett
Assignee (at issue)
DePuy Orthopaedics, 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.