| 76314440 | NICHOLS ADVANTAGE | Quest Diagnostics Incorporated | 2976756 |
| 76279458 | NICHOLS INSTITUTE DIAGNOSTICS | Quest Diagnostics Incorporated | 2965454 |
| 76279457 | HEALTH TESTING YOU CHOOSE | Quest Diagnostics Incorporated | 2802975 |
| 75511916 | SMARTECH | Quest Diagnostics Incorporated | — |
| 76314494 | NICHOLS INSTITUTE DIAGNOSTICS | Quest Diagnostics Incorporated | — |
| 76279451 | QUESTDIRECT | Quest Diagnostics Incorporated | 3083126 |
| 78050015 | QUESTEST | QUEST DIAGNOSTICS INCORPORATED | 2858720 |
| 78047633 | QUEST ON DEMAND | QUEST DIAGNOSTICS INCORPORATED | 2679047 |
| 78043823 | CENTER APPLIED GENOMIC TECHNOLOGIES | QUEST DIAGNOSTICS INCORPORATED | — |
| 78043822 | QUEST DIAGNOSTICS CAGT | Quest Diagnostics Incorporated | — |
| 78043237 | QUEST DIAGNOSTICS CAGT | Quest Diagnostics Incorporated | — |
| 78043236 | CAGT | Quest Diagnostics Incorporated | — |
| 78043178 | REQUEST | Quest Diagnostics Incorporated | — |
| 76284727 | HEPTIMAX | Quest Diagnostics Incorporated | 2976703 |
| 76284699 | HEPTIMA | Quest Diagnostics Incorporated | — |
| 76279442 | QUESTDIRECT | Quest Diagnostics Incorporated | — |
| 76279008 | QUEST DIAGNOSTICS | Quest Diagnostics Incorporated | — |
| 76279006 | QUESTEST | Quest Diagnostics Incorporated | 3024011 |
| 76245494 | DEDICATED PEOPLE IMPROVING THE HEALTH OF PATIENTS THROUGH UNSURPASSED DIAGNOSTIC INSIGHTS | Quest Diagnostics Incorporated | — |
| 76140094 | PRECISION | Quest Diagnostics Incorporated | — |
| 76118406 | DUPLITYPE | Quest Diagnostics Incorporated | 2684319 |
| 76118404 | QUESTDIRECT | Quest Diagnostics Incorporated | 2828212 |
| 75609714 | CARDIO CHECK | Quest Diagnostics Incorporated | 2791589 |
| 75609713 | ENTREE II | Quest Diagnostics Incorporated | 2613006 |
| 75609710 | QUESTTRACK | Quest Diagnostics Incorporated | 2782125 |
| 75439280 | EQUEST | QUEST DIAGNOSTICS INCORPORATED | — |
| 75438567 | EQUEST | QUEST DIAGNOSTICS INCORPORATED | — |