Granted Patent
Utility
US 6,588,967 · App. 09/951,208
Joint
Inventor:
Evgeny I. Rivin
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Apr 6, 2001
Inventor
Evgeny I. Rivin
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.