D Data Inc.
Records under this name other than patents D Data 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 6,256,140 | Optical amplifying apparatus for transmitting wavelength division multiplexed signal light and optical network apparatus with using the same Lapsed on the fee record Ended Jul 3, 2013 · From the USPTO record | Lapsed on the fee record | Ended Jul 3, 2013 | From the USPTO record |
| US 7,406,021 | Electroluminescent multilayer optical information storage medium with integrated readout and composition of matter for use therein Lapsed on the fee record Ended Jul 29, 2012 · From the USPTO record | Lapsed on the fee record | Ended Jul 29, 2012 | From the USPTO record |
| US 7,406,027 | Optical data storage system having combined fluorescent three-dimensional information carrier Lapsed on the fee record Ended Jul 29, 2012 · From the USPTO record | Lapsed on the fee record | Ended Jul 29, 2012 | From the USPTO record |
| US 6,080,288 | System for forming nickel stampers utilized in optical disc production Lapsed on the fee record Ended Jun 27, 2012 · From the USPTO record | Lapsed on the fee record | Ended Jun 27, 2012 | From the USPTO record |
| US 6,071,671 | Fluorescent optical memory Lapsed on the fee record Ended Jun 6, 2012 · From the USPTO record | Lapsed on the fee record | Ended Jun 6, 2012 | From the USPTO record |
| US 6,721,257 | Multilayer recordable optical medium with fluorescent reading Lapsed on the fee record Ended Apr 13, 2012 · From the USPTO record | Lapsed on the fee record | Ended Apr 13, 2012 | From the USPTO record |
| US 6,027,855 | Photo-chemical generation of stable fluorescent derivatives of Rhodamine B Lapsed on the fee record Ended Feb 22, 2012 · From the USPTO record | Lapsed on the fee record | Ended Feb 22, 2012 | From the USPTO record |
| US 6,692,246 | Apparatus for uninterrupted multi-layer disc manufacturing Lapsed on the fee record Ended Feb 17, 2012 · From the USPTO record | Lapsed on the fee record | Ended Feb 17, 2012 | From the USPTO record |
| US 6,682,799 | Organic recording medium for fluorescent worm disks Lapsed on the fee record Ended Jan 27, 2012 · From the USPTO record | Lapsed on the fee record | Ended Jan 27, 2012 | From the USPTO record |
| US 7,226,637 | Manufacturing method for multilayer fluorescent information carriers Lapsed on the fee record Ended Jun 5, 2011 · From the USPTO record | Lapsed on the fee record | Ended Jun 5, 2011 | From the USPTO record |