Assignee
QUEST DIAGNOSTICS INVEST LLC
US·99 granted patents·81 pending applications·66 citations·filing 2014–2025
Top patents by PatentIndex Score
180 records- 0197US11929243B2Apolipoprotein E isotype detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2022·Granted Mar 12, 2024·2 cites·14 claims
- 0295US10324082B2Methods for quantitation of insulin levels by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2016·Granted Jun 18, 2019·11 cites·59 claims
- 0394US11361953B2Apolipoprotein E isotype detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2018·Granted Jun 14, 2022·4 cites·15 claims
- 0492US11345964B2BCR-ABL truncation mutationsQUEST DIAGNOSTICS INVEST LLC·Filed 2018·Granted May 31, 2022·3 cites·26 claims
- 0592US2025102516A1C peptide detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 0691US2025147026A1Bcr-abl variantsQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 0790US12287346B2Methods for detecting vitamin D metabolites by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Granted Apr 29, 2025·0 cites·4 claims
- 0890US11639529B2EML4-ALK translocations in lung cancerQUEST DIAGNOSTICS INVEST LLC·Filed 2019·Granted May 2, 2023·2 cites·10 claims
- 0990US2025067758A1Detection of vitamins a and e by tandem mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 1090US2025054742A1Mass spectrometry method for measuring vitamin b6 in body fluidQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 1189US12282032B2Vitamin D metabolite determination utilizing mass spectrometry following derivatizationQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Apr 22, 2025·0 cites·4 claims
- 1289US12261033B2Apolipoprotein e isotype detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Granted Mar 25, 2025·0 cites·13 claims
- 1389US10954569B2Compositions and methods for detecting mutations in JAK2 nucleic acidQUEST DIAGNOSTICS INVEST LLC·Filed 2018·Granted Mar 23, 2021·2 cites·11 claims
- 1489US2025138014A1Mpl mutations in jak2 v617f negative patients with myeloproliferative diseaseQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 1589US2026049300A1Diagnosis of prostate cancerQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 1689US2024077503A1Mass spectrometric determination of non-derivatized, non-metabolized vitamin dQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Application pending·0 cites
- 1788US12410424B2Diagnosis of prostate cancerQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Sep 9, 2025·0 cites·18 claims
- 1888US12270803B2Quantitation of tamoxifen and metabolites thereof by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Apr 8, 2025·0 cites·9 claims
- 1988US12253532B2Mass spectrometric quantitation assay for metabolites of leflunomideQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Mar 18, 2025·0 cites·9 claims
- 2088US2025361568A1Compositions and methods for detecting mutations in jak2 nucleic acidQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 2188US2024168025A1Hematopoietic cell phenotyping using circulating cell-free markersQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Application pending·0 cites
- 2287US12332236B2Methods for quantitation of insulin and C-peptideQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Granted Jun 17, 2025·0 cites·19 claims
- 2387US12243732B2Mass spectrometric determination of fatty acidsQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Mar 4, 2025·0 cites·10 claims
- 2487US12196742B2Vitamin B2 detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Jan 14, 2025·0 cites·9 claims
- 2587US2025388978A1Methods for the diagnosis of bacterial vaginosisQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 2687US2024263248A1Microrna profiling for diagnosis of dysplastic nevi and melanomaQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 2786US12305241B2EML4-ALK translocations in lung cancerQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted May 20, 2025·0 cites·8 claims
- 2886US2025388977A1Methods for the diagnosis of bacterial vaginosisQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 2986US2025019773A1Methods for the diagnosis of bacterial vaginosisQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 3086US2026022427A1Methods for the diagnosis of bacterial vaginosisQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 3185US11360098B2Amyloid beta detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2016·Granted Jun 14, 2022·2 cites·29 claims
- 3284US11981966B2Methods for screening solid tumors for mutationsQUEST DIAGNOSTICS INVEST LLC·Filed 2020·Granted May 14, 2024·1 cites·12 claims
- 3384US11860141B2Detection and quantitation of guanidinoacetate, creatine, and creatinine by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2018·Granted Jan 2, 2024·2 cites·13 claims
- 3484US11155877B2Nucleic acid detection combining amplification with fragmentationQUEST DIAGNOSTICS INVEST LLC·Filed 2018·Granted Oct 26, 2021·1 cites·10 claims
- 3584US2024175099A1Direct amplification and detection of viral and bacterial pathogensQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Application pending·0 cites
- 3684US2025216404A1Vitamin d metabolite determination utilizing mass spectrometry following derivatizationQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 3784US2024361344A1Methods for detecting dihydroxyvitamin d metabolites by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 3884US2025147041A1Amyloid beta detection by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 3984US2025277273A1Eml4-alk translocations in lung cancerQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 4083US11466325B2Method to detect repeat sequence motifs in nucleic acidQUEST DIAGNOSTICS INVEST LLC·Filed 2019·Granted Oct 11, 2022·1 cites·5 claims
- 4183US11085079B2Universal Sanger sequencing from next-gen sequencing ampliconsQUEST DIAGNOSTICS INVEST LLC·Filed 2018·Granted Aug 10, 2021·1 cites·14 claims
- 4282US12276644B2Detection and quantitation of guanidinoacetate, creatine, and creatinine by mass spectrometryQUEST DIAGNOSTICS INVEST LLC·Filed 2023·Granted Apr 15, 2025·0 cites·17 claims
- 4382US12153049B2BCR-ABL variantsQUEST DIAGNOSTICS INVEST LLC·Filed 2022·Granted Nov 26, 2024·0 cites·6 claims
- 4482US11674189B2Detection of methicillin-resistant Staphylococcus aureus in biological samplesQUEST DIAGNOSTICS INVEST LLC·Filed 2019·Granted Jun 13, 2023·1 cites·16 claims
- 4582US2025136969A1Methods for cell-free dna extraction for non-invasive prenatal screeningQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 4682US2025271416A1Methods for quantitation of insulin and c-peptideQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 4782US2025244343A1Mass spectrometry assay for estrogenic compoundsQUEST DIAGNOSTICS INVEST LLC·Filed 2025·Application pending·0 cites
- 4882US2025035651A1Mass spectrometric determination of testosterone in multiplexed patient samplesQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
- 4982US2023058588A1Circulating microrna as a marker for hepatocellular carcinomaQUEST DIAGNOSTICS INVEST LLC·Filed 2022·Application pending·0 cites
- 5082US2024327925A1Detection of gene fusions by intragenic differential expression (ide) using average cycle thresholdsQUEST DIAGNOSTICS INVEST LLC·Filed 2024·Application pending·0 cites
Showing the top 50 of 180 patent records by PatentIndex Score.
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