Granted Patent
Utility
US 6,163,034 · App. 09/262,930
Optical sensor with planar wall
Inventor:
Vitold Khvostov
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Mar 5, 1999
Inventor
Vitold Khvostov
Assignee (at issue)
CASHCODE COMPANY 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.