Granted Patent
Utility
US 4,937,810 · App. 06/855,228
Optical recording tape with continuous prerecorded tracks
Inventors:
Jerome Drexler, Joseph Arnold
Patented Case
View Patent ↗
Granted: Jun 26, 1990
Filed: Apr 23, 1986
Inventors
Jerome Drexler
Joseph Arnold
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.