Granted Patent
Utility
US 6,648,918 · App. 10/143,637
Treating degenerative disc disease through the transplantation of dehydrated tissue
Inventor:
Bret A. Ferree
Patented Case
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Granted: Nov 18, 2003
Filed: May 10, 2002
Inventor
Bret A. Ferree
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.