Granted Patent
Utility
US 4,809,099 · App. 07/195,408
Transport for tape cartridge with leader block
Inventors:
John F. Murphy, William M. Barton, Jr., Lynn C. Jacobs, Jeffrey S. McGee, William F. Netzeband, Roger S. Johnson, Thomas J. Dinas
Patented Case
View Patent ↗
Granted: Feb 28, 1989
Filed: May 16, 1988
Inventors
John F. Murphy
William M. Barton, Jr.
Lynn C. Jacobs
Jeffrey S. McGee
William F. Netzeband
Roger S. Johnson
Thomas J. Dinas
Assignee (at issue)
Cipher Data Products, Inc.
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.