Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | Symrise AG | 384 |
| 2 | Nicoventures Trading Ltd | 289 |
| 3 | L'Oréal SA | 77 |
| 4 | Beiersdorf AG | 62 |
| 5 | Teva Pharmaceutical Industries Ltd | 60 |
| 6 | Cargill Inc | 45 |
| 7 | Sumitomo Rubber Industries Ltd | 41 |
| 8 | Kose Corp | 39 |
| 9 | Suntory Holdings Ltd | 36 |
| 10 | Kao Corp | 35 |
Explore the full landscape
This preview shows the leading assignees. Cypris reveals the full ownership landscape - every filing entity, filing trends, and portfolio momentum.
Visit CyprisWhere innovation is concentrated
Patent classifications ranked by volume reveal the technical domains with the most active filing.
| # | Code | Area | Patents |
|---|---|---|---|
| 1 | A61K | Medicinal preparations | 3,820 |
| 2 | A61P | Therapeutic activity (drug indications) | 2,232 |
| 3 | A61Q | Cosmetics, personal care | 1,451 |
| 4 | A23L | Foods and beverages (general) | 1,249 |
| 5 | A23V | Foods, foodstuffs - indexing scheme | 854 |
| 6 | G01N | Investigating / analysing materials | 391 |
| 7 | A24B | 350 | |
| 8 | C07D | Heterocyclic compounds | 329 |
| 9 | Y02A | Climate change adaptation | 289 |
| 10 | A01N | Preservation of bodies; biocides; pest repellents | 268 |
AI mapped opportunity space
This preview shows where patent activity concentrates. Cypris maps the full classification landscape to surface technical whitespace and IP headroom.
See Cypris in actionMost-cited patents
Patents ranked by forward citations reveal the foundational inventions the field continues to build on.
| Title | Year | Assignee | Cited by |
|---|---|---|---|
| Application of quercitrin in preparation of human gamma delta T cell proliferator | 2014 | 97 HOSPITAL OF PEOPLE'S LIBERATION ARMY | 5 |
| COSMETIC COMPOSITION COMPRISING QUERCITRIN AND/OR MYRICITRIN AS ACTIVE INGREDIENTS | 2010 | COREANA COSMETICS CO., LTD. | 5 |
| Process of isolating quercitrin | 1950 | BOOTH ALBERT N | 5 |
| A method of extracting quercitrin and Bergenin from ardisia japonica | 2018 | HUNAN AGRICULTURAL UNIVERSITY | 3 |
| A method of extracting ardisin and quercitrin from ardisia japonica | 2018 | HUNAN AGRICULTURAL UNIVERSITY | 3 |
Where research is gaining momentum
Research themes ranked by publication activity show where scientific interest is accelerating around this compound.
| # | Research topic | Papers |
|---|---|---|
| 1 | Aldose Reductase and Taurine | 2 |
| 2 | Bone Tissue Engineering Materials | 1 |
| 3 | Chromatography in Natural Products | 1 |
| 4 | Essential Oils and Antimicrobial Activity | 1 |
| 5 | Free Radicals and Antioxidants | 1 |
| 6 | Medicinal Plants and Bioactive Compounds | 1 |
| 7 | Microbial Metabolites in Food Biotechnology | 1 |
| 8 | Mosquito-borne diseases and control | 1 |
| 9 | Natural product bioactivities and synthesis | 1 |
| 10 | Plant Toxicity and Pharmacological Properties | 1 |
Technology trend analysis
Cypris uses AI to connect emerging research themes to IP activity, commercialization signals, and underexplored opportunity areas.
See Cypris in actionWho's driving the science
The most-published authors working with this compound, alongside their primary affiliations.
| # | Author | Affiliation | Papers |
|---|---|---|---|
| 1 | Antonio Zarzuelo | Universidad de Granada | 8 |
| 2 | Edmund Maser | Philipps University of Marburg | 6 |
| 3 | Aimin Wang | Guiyang Medical University | 5 |
| 4 | Arnold Vlietinck | University of Antwerp | 4 |
| 5 | Bartira Rossi‐Bergmann | Universidade Federal do Rio de Janeiro | 4 |
| 6 | Dirk Vanden Berghe | University of Antwerp | 3 |
| 7 | Dongmei Wang | Northwest A&F University | 4 |
| 8 | Fermín Sánchez de Medina | Universidad de Granada | 4 |
| 9 | Jairo Kenupp Bastos | Universidade de São Paulo | 4 |
| 10 | Joana Maria Ramis | Research Institute of Health Sciences | 4 |
Research leaders
This preview lists the top authors. Cypris surfaces the full researcher landscape, their affiliations, and how scientific influence is shifting.
See Cypris in actionThe literature that defines it
The most-cited papers anchoring the scientific record for this compound.
| Title | Year | Cited by | Topic |
|---|---|---|---|
| <i>In vivo</i> quercitrin anti‐inflammatory effect involves release of quercetin, which inhibits inflammation through down‐regulation of the NF‐κB pathway | 2005 | 647 | Phytochemicals and Antioxidant Activities |
| Tartary Buckwheat (<i>Fagopyrum tataricum</i> Gaertn.) as a Source of Dietary Rutin and Quercitrin | 2003 | 538 | Advances in Cucurbitaceae Research |
| Quercetin and Quercitrin Attenuates the Inflammatory Response and Oxidative Stress in LPS-Induced RAW264.7 Cells: In Vitro Assessment and a Theoretical Model | 2019 | 287 | Phytochemicals and Antioxidant Activities |
| Antidiarrhoeic Activity of<i>Euphorbia hirta</i>Extract and Isolation of an Active Flavonoid Constituent | 1993 | 256 | Essential Oils and Antimicrobial Activity |
| Anaerobic Degradation of Flavonoids by <i>Clostridium orbiscindens</i> | 2003 | 254 | Phytochemicals and Antioxidant Activities |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is the molecular formula and structure of Quercitrin?
Which companies hold the most patents related to Quercitrin?
What are the main research topics associated with Quercitrin in published literature?
What are the primary patent classification areas for Quercitrin inventions?
Who are the most prolific authors publishing research on Quercitrin?