Plasmon Data Systems, Inc.

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Records under this name other than patents Plasmon Data Systems, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 8 of 8 · Back to Plasmon Data Systems, Inc.

Patent	Title	Status	Expires	Confidence
US 4,616,237	Data storage medium Formerly held Term ended Term ended no later than Oct 7, 2006 · Low confidence	Term ended	Term ended no later than Oct 7, 2006	Low confidence
US 4,724,444	Data storage medium Term ended Term ended no later than Feb 9, 2008 · Low confidence	Term ended	Term ended no later than Feb 9, 2008	Low confidence
US 4,786,585	Image forming and data storage Term ended Term ended no later than Nov 22, 2008 · Low confidence	Term ended	Term ended no later than Nov 22, 2008	Low confidence
US 4,802,736	Interferometers Term ended Term ended no later than Feb 7, 2009 · Low confidence	Term ended	Term ended no later than Feb 7, 2009	Low confidence
US 4,866,696	Pre-formatted moth-eye type optical data storage member and method Term ended Term ended no later than Sep 12, 2009 · Low confidence	Term ended	Term ended no later than Sep 12, 2009	Low confidence
US 4,928,132	Optical data storage medium Term ended Term ended no later than May 22, 2010 · Low confidence	Term ended	Term ended no later than May 22, 2010	Low confidence
US 5,137,617	Optical disk manufacture Term ended Term ended no later than Aug 11, 2012 · Low confidence	Term ended	Term ended no later than Aug 11, 2012	Low confidence
US 5,406,540	Optical disk recording performance Term ended Term ended no later than Apr 11, 2015 · Low confidence	Term ended	Term ended no later than Apr 11, 2015	Low confidence