Granted Patent
Utility
US 5,902,988 · App. 08/461,605
Reader for decoding two-dimensional optically readable information
Inventor:
Dennis A. Durbin
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Jun 5, 1995
Inventor
Dennis A. Durbin
Assignee (at issue)
Norand Corporation
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.