Granted Patent
Utility
US 5,326,354 · App. 08/087,360
Method for forming attachment surfaces on implants
Inventor:
Kofi B. Kwarteng
Patented Case
View Patent ↗
Granted: Jul 5, 1994
Filed: Jul 2, 1993
Inventor
Kofi B. Kwarteng
Assignee (at issue)
Howmedica 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.