Granted Patent
Utility
US 6,357,604 · App. 09/677,056
Long tooth rails for semiconductor wafer carriers
Inventor:
Larry S. Wingo
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Sep 29, 2000
Inventor
Larry S. Wingo
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.