Granted Patent
Utility
US 6,007,580 · App. 08/973,361
Joint prosthesis
Inventors:
Matti Lehto, Mauri Lehtimaki, Senja Paasimaa, Pertti Tormala
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Mar 11, 1998
Inventors
Matti Lehto
Mauri Lehtimaki
Senja Paasimaa
Pertti Tormala
Assignee (at issue)
Bionx Implants, Oy
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.