Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | Mitsubishi Chemical Corp | 599 |
| 2 | Mitsui Chemicals Inc | 331 |
| 3 | Nippon Steel Chemical and Materials Co Ltd | 73 |
| 4 | University of California San Diego UCSD | 69 |
| 5 | Pepsico Inc | 56 |
| 6 | Pioneer Corp | 44 |
| 7 | Adeka Corp | 26 |
| 8 | Harvard University | 25 |
| 9 | Toyota Industries Corp | 24 |
| 10 | University of California Berkeley | 20 |
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 | H10K | Organic semiconductors / OLEDs | 683 |
| 2 | C09K | Materials for misc. applications | 415 |
| 3 | A61K | Medicinal preparations | 379 |
| 4 | A61P | Therapeutic activity (drug indications) | 332 |
| 5 | H05B | 313 |
| 6 | C07D | Heterocyclic compounds | 291 |
| 7 | C08G | Polymers from non-vinyl bonds (e.g. polyamides, polyesters) | 214 |
| 8 | A23L | Foods and beverages (general) | 178 |
| 9 | Y10S | Cross-reference (legacy) | 129 |
| 10 | C07F | Organometallic compounds | 124 |
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 actionWho's driving the science
The most-published authors working with this compound, alongside their primary affiliations.
| # | Author | Affiliation | Papers |
|---|---|---|---|
| 1 | Artur M. S. Silva | University of Aveiro | 4 |
| 2 | Eduarda Fernandes | Universidade do Porto | 4 |
| 3 | Bruce S. Edwards | University of New Mexico | 3 |
| 4 | Daniela Ribeiro | Universidade do Porto | 3 |
| 5 | Larry A. Sklar | University of New Mexico | 3 |
| 6 | Marisa Freitas | Universidade do Porto | 3 |
| 7 | Matthew Saunders | University of New Mexico | 3 |
| 8 | Steven W. Graves | Los Alamos National Laboratory | 3 |
| 9 | Akifumi Hosoda | Meijo University | 2 |
| 10 | Anton Simeonov | National Center for Advancing Translational Sciences | 2 |
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 |
|---|---|---|---|
| Flavonoids and nitric oxide synthase. | 2002 | 161 | Angiogenesis and VEGF in Cancer |
| Mutagenicity of Flavonoids Assayed by Bacterial Reverse Mutation (Ames) Test | 2012 | 141 | Carcinogens and Genotoxicity Assessment |
| Metabolism and Pharmacokinetics of 3,3′,4′,7-Tetrahydroxyflavone (Fisetin), 5-Hydroxyflavone, and 7-Hydroxyflavone and Antihemolysis Effects of Fisetin and Its Serum Metabolites | 2008 | 117 | Natural product bioactivities and synthesis |
| Fluorescence behavior of (selected) flavonols: a combined experimental and computational study | 2013 | 63 | Phytochemicals and Antioxidant Activities |
| Biological Effects of Epicuticular Flavonoids from Primula denticulata on Human Leukemia Cells | 2003 | 53 | Natural product bioactivities and synthesis |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is the molecular structure of Primuletin?
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