Visual Systems, Inc.
Records under this name other than patents Visual Systems, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 5 of 5 · Back to Visual Systems, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,448,650 | Construction for a Book Cover Lapsed on the fee record Ended Nov 11, 2016 · Medium confidence | Lapsed on the fee record | Ended Nov 11, 2016 | Medium confidence |
| US 4,219,737 | Self regulating microfilm frame detection circuit Term ended Term ended no later than Aug 26, 2000 · Low confidence | Term ended | Term ended no later than Aug 26, 2000 | Low confidence |
| US 4,310,751 | Microfilm indexing machine Term ended Term ended no later than Jan 12, 2002 · Low confidence | Term ended | Term ended no later than Jan 12, 2002 | Low confidence |
| US 4,338,519 | Adjustable blip sensor interface for microfilm reader and microfilm reader printers Term ended Term ended no later than Jul 6, 2002 · Low confidence | Term ended | Term ended no later than Jul 6, 2002 | Low confidence |
| US 4,498,746 | Extension platform to support transparencies for an overhead projector Term ended Term ended no later than Feb 12, 2005 · Low confidence | Term ended | Term ended no later than Feb 12, 2005 | Low confidence |