Visionrx, LLC
Records under this name other than patents Visionrx, LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,474,817 | Method for establishing fixation in visual field perimetry Term ended Term ended Nov 24, 2020 · From the USPTO record | Term ended | Term ended Nov 24, 2020 | From the USPTO record |
| US 6,227,668 | Visual test using counter-phase chromatic and achromatic stimuli Term ended Term ended Jul 29, 2020 · From the USPTO record | Term ended | Term ended Jul 29, 2020 | From the USPTO record |
| US 6,068,377 | Visual test utilizing color frequency doubling Term ended Term ended May 14, 2019 · From the USPTO record | Term ended | Term ended May 14, 2019 | From the USPTO record |
| US 6,045,227 | Multi-functional visual testing instrument Term ended Term ended Sep 3, 2018 · From the USPTO record | Term ended | Term ended Sep 3, 2018 | From the USPTO record |
| US 6,755,529 | Method and apparatus for measuring contrast sensitivity Lapsed on the fee record Ended Jun 29, 2016 · From the USPTO record | Lapsed on the fee record | Ended Jun 29, 2016 | From the USPTO record |
| US 6,742,894 | System and method for full field oscillating stimulus perimeter Lapsed on the fee record Ended Jun 1, 2016 · From the USPTO record | Lapsed on the fee record | Ended Jun 1, 2016 | From the USPTO record |
| US 7,155,393 | Method for establishing fixation employing speech recognition Lapsed on the fee record Ended Dec 26, 2014 · From the USPTO record | Lapsed on the fee record | Ended Dec 26, 2014 | From the USPTO record |
| US 6,447,119 | Apparatus for visualizing the eye's tear film Lapsed on the fee record Ended Sep 10, 2014 · From the USPTO record | Lapsed on the fee record | Ended Sep 10, 2014 | From the USPTO record |
| US 6,206,522 | Apparatus for evaluating the visual field of a patient Lapsed on the fee record Ended Mar 27, 2013 · From the USPTO record | Lapsed on the fee record | Ended Mar 27, 2013 | From the USPTO record |
| US 6,059,773 | Method and apparatus for measuring properties of the eye using an virtual object Lapsed on the fee record Ended May 9, 2012 · From the USPTO record | Lapsed on the fee record | Ended May 9, 2012 | From the USPTO record |