Granted Patent
Utility
US 4,835,376 · App. 07/052,633
Laser read/write system for personal information card
Inventor:
Jerome Drexler
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: May 19, 1987
Inventor
Jerome Drexler
Assignee (at issue)
Drexler Technology 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.