Granted Patent
Utility
US 5,674,297 · App. 08/569,648
Metacarpophalangeal prosthesis
Inventors:
Lewis B. Lane, Daniel E. Williamson
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Dec 8, 1995
Inventors
Lewis B. Lane
Daniel E. Williamson
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.