Granted Patent
Utility
US 6,145,742 · App. 09/389,397
Method and system for laser writing microscopic data spots on cards and labels readable with a CCD array
Inventor:
Jerome Drexler
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Sep 3, 1999
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.