Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | Nektar Therapeutics | 226 |
| 2 | Boston Scientific Corp | 69 |
| 3 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV | 41 |
| 4 | Yokohama Rubber Co Ltd | 26 |
| 5 | Fujifilm Holdings Corp | 18 |
| 6 | RTX Corp | 16 |
| 7 | German Cancer Research Center | 11 |
| 8 | Rutgers, The State University of New Jersey | 11 |
| 9 | Bridgestone Corp | 10 |
| 10 | Cornell University | 10 |
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 | 449 |
| 2 | A61P | Therapeutic activity (drug indications) | 311 |
| 3 | C08L | Polymer compositions (blends) | 224 |
| 4 | C08G | Polymers from non-vinyl bonds (e.g. polyamides, polyesters) | 220 |
| 5 | C07C | Acyclic and carbocyclic compounds | 146 |
| 6 | C07D | Heterocyclic compounds | 84 |
| 7 | C07K | Peptides | 74 |
| 8 | C08K | Polymer compositions (additives) | 70 |
| 9 | A61L | Sterilising / disinfecting materials | 65 |
| 10 | C08J | Working-up of plastics | 61 |
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 actionRepresentative patents
The filings that best characterise the patent activity around this compound, most-referenced first.
| Title | Year | Assignee | Cited by |
|---|---|---|---|
| Method for extracting quebrachitol from sapindaceae plant lychee and longan | 2011 | 13 | |
| Method for extracting quebrachitol from natural rubber whey | 2012 | 11 | |
| Method for recovering quebrachitol from rubber latex serum | 1930 | Lanxess AG | 9 |
| Method for extracting quebrachitol from natural latex | 2012 | 7 | |
| L-QUEBRACHITOL COSMETIC | 1990 | Yokohama Rubber Co Ltd | 7 |
How research activity has moved
Papers published per year for this compound, over the last decade of indexed records.
| Year | Papers |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 1 |
Who's driving the science
The most-published authors working with this compound, alongside their primary affiliations.
| # | Author | Affiliation | Papers |
|---|---|---|---|
| 1 | Telma L. G. Lemos | Universidade Federal do Ceará | 3 |
| 2 | K. R. Vijayakumar | Annamalai University | 2 |
| 3 | Zichen Wu | South China Agricultural University | 2 |
| 4 | Xu‐Ming Huang | South China Agricultural University | 2 |
| 5 | Luciana Lucas Machado | Universidade Federal do Ceará | 2 |
| 6 | V. S. N. Rao | Universidade Federal do Ceará | 2 |
| 7 | Huicong Wang | South China Agricultural University | 2 |
| 8 | Florian Roquet | 1 | |
| 9 | Khozirah Shaari | Universiti Putra Malaysia | 1 |
| 10 | Jun Fan | Emory University | 1 |
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 |
|---|---|---|---|
| l-Quebrachitol Promotes the Proliferation, Differentiation, and Mineralization of MC3T3-E1 Cells: Involvement of the BMP-2/Runx2/MAPK/Wnt/β-Catenin Signaling Pathway | 2018 | 44 | Wnt/β-catenin signaling in development and cancer |
| First record of l-quebrachitol in Allophylus edulis (Sapindaceae) | 2008 | 43 | Natural product bioactivities and synthesis |
| New syntheses of 1d- and 1l-1,2-anhydro-myo-inositol and assessment of their glycosidase inhibitory activities | 2000 | 33 | Carbohydrate Chemistry and Synthesis |
| Methyl-inositol, γ-aminobutyric acid and other health benefit compounds in the aril of litchi | 2016 | 28 | Phytochemicals and Antioxidant Activities |
| Quebrachitol inhibits biofilm formation and virulence production against methicillin-resistant Staphylococcus aureus | 2020 | 25 | Antimicrobial Resistance in Staphylococcus |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is the molecular formula and weight of L-Quebrachitol?
Which organizations hold the most patents related to L-Quebrachitol?
What patent classes dominate L-Quebrachitol patent filings?
What biological activities of L-Quebrachitol have been reported in recent scientific literature?
What is the patent trend for L-Quebrachitol over the last decade?