Granted Patent
Utility
US 4,704,645 · App. 06/794,503
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
Patented Case
View Patent ↗
Granted: Nov 3, 1987
Filed: Nov 1, 1985
Inventors
John F. Murphy
William M. Barton, Jr.
Lynn C. Jacobs
Jeffrey S. McGee
William F. Netzeband
Roger S. Johnson
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.