Granted Patent
Utility
US 5,726,826 · App. 08/469,865
Capstanless helical drive system
Inventors:
Robert Joseph Miles, James Zweighaft, Steven P. Georgis
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: Jun 6, 1995
Inventors
Robert Joseph Miles
James Zweighaft
Steven P. Georgis
Assignee (at issue)
Exabyte 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.