Rexham Graphics Inc.
Records under this name other than patents Rexham Graphics Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,048,604 | Direct write electrographic wallcovering Formerly held Lapsed on the fee record Ended Apr 11, 2004 · From the USPTO record | Lapsed on the fee record | Ended Apr 11, 2004 | From the USPTO record |
| US 4,244,321 | Electrographic development electrode Term ended Term ended no later than Jan 13, 2001 · Low confidence | Term ended | Term ended no later than Jan 13, 2001 | Low confidence |
| US 4,245,003 | Coated transparent film for laser imaging Formerly held Term ended Term ended no later than Jan 13, 2001 · Low confidence | Term ended | Term ended no later than Jan 13, 2001 | Low confidence |
| US 4,248,521 | Electrographic recording apparatus and method Formerly held Term ended Term ended no later than Feb 3, 2001 · Low confidence | Term ended | Term ended no later than Feb 3, 2001 | Low confidence |
| US 4,248,952 | Technique for making electrical ground contact with the intermediate conductive layer of an electrostatographic recording member Term ended Term ended no later than Feb 3, 2001 · Low confidence | Term ended | Term ended no later than Feb 3, 2001 | Low confidence |
| US 4,252,884 | Negative-working diazotype photoreproduction Term ended Term ended no later than Feb 24, 2001 · Low confidence | Term ended | Term ended no later than Feb 24, 2001 | Low confidence |
| US 4,259,499 | Method for preparing 2-sulfochloride benzoates and the use of same in the preparation of saccharin Term ended Term ended no later than Mar 31, 2001 · Low confidence | Term ended | Term ended no later than Mar 31, 2001 | Low confidence |
| US 4,289,839 | Negative image diazography formulation with acid labile coupler, diazonium compound and carboxylic acid anhydride Term ended Term ended no later than Sep 15, 2001 · Low confidence | Term ended | Term ended no later than Sep 15, 2001 | Low confidence |
| US 4,307,170 | Negative-working diazo type photoreproduction having improved pH control Term ended Term ended no later than Dec 22, 2001 · Low confidence | Term ended | Term ended no later than Dec 22, 2001 | Low confidence |
| US 4,307,171 | Negative-working diazo type photoreproduction having improved D-min and line acuity Term ended Term ended no later than Dec 22, 2001 · Low confidence | Term ended | Term ended no later than Dec 22, 2001 | Low confidence |