Granted Patent
Utility
US 4,503,135 · App. 06/443,596
Medium for recording visual images and laser written data
Inventor:
Jerome Drexler
Patented Case
View Patent ↗
Granted: Mar 5, 1985
Filed: Nov 22, 1982
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.