Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | LG Chem Ltd | 40 |
| 2 | Institute of Chemistry | 27 |
| 3 | Oceans King Lighting Science and Technology Co Ltd | 16 |
| 4 | Hydro-Québec | 15 |
| 5 | Lubrizol Advanced Materials Inc | 15 |
| 6 | Murata Manufacturing Co Ltd | 15 |
| 7 | Shell Internationale Research Maatschappij BV | 15 |
| 8 | L'Oréal SA | 12 |
| 9 | Leland Stanford Junior University | 11 |
| 10 | University of Chinese Academy of Sciences | 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 | H10K | Organic semiconductors / OLEDs | 304 |
| 2 | Y02E | Climate change mitigation: energy | 291 |
| 3 | C07D | Heterocyclic compounds | 207 |
| 4 | C08G | Polymers from non-vinyl bonds (e.g. polyamides, polyesters) | 202 |
| 5 | A61P | Therapeutic activity (drug indications) | 144 |
| 6 | A61K | Medicinal preparations | 134 |
| 7 | C09K | Materials for misc. applications | 102 |
| 8 | H01L | Semiconductor devices | 81 |
| 9 | C08F | Polymers from C=C unsaturated bonds | 65 |
| 10 | C09D | Coatings, paints, varnishes | 65 |
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 |
|---|---|---|---|
| Derivative of isoindigo, indigo and indirubin for the treatment of cancer | 2003 | NATROGEN THERAPEUTICS, INC. | 23 |
| Derivatives of isoindigo, indigo and indirubin and methods of treating cancer | 2005 | CHEN RUIHUAN | 19 |
| CONJUGATED POLYMER CONTAINING ISOINDIGO UNITS, PREPARATION METHOD AND USE THEREOF | 2012 | Oceans King Lighting Science and Technology Co Ltd | 12 |
| Isoindigo based co-polymer organic semiconductor material, and preparation method and application thereof | 2013 | Oceans King Lighting Science and Technology Co Ltd | 11 |
| Isoindigo based co-polymer solar cell material, and preparation method and application thereof | 2013 | Oceans King Lighting Science and Technology Co Ltd | 11 |
Where research is gaining momentum
Research themes ranked by publication activity show where scientific interest is accelerating around this compound.
| # | Research topic | Papers |
|---|---|---|
| 1 | Cancer therapeutics and mechanisms | 1 |
Who's driving the science
The most-published authors working with this compound, alongside their primary affiliations.
| # | Author | Affiliation | Papers |
|---|---|---|---|
| 1 | Mustafa M. El‐Abadelah | University of Jordan | 5 |
| 2 | Ayman Saleh | National Guard Health Affairs | 4 |
| 3 | Jalal A. Zahra | University of Jordan | 4 |
| 4 | Salim S. Sabri | University of Jordan | 4 |
| 5 | Ahmad Aljada | National Guard Health Affairs | 3 |
| 6 | Mei‐Lin Go | National University of Singapore | 3 |
| 7 | Mohammad Azhar Aziz | National Guard Health Affairs | 3 |
| 8 | Mutasem O. Taha | University of Jordan | 3 |
| 9 | Amre Nasr | King Saud bin Abdulaziz University for Health Sciences | 2 |
| 10 | Baojie Wan | University of Illinois Chicago | 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 |
|---|---|---|---|
| Fluorine substitution enhanced photovoltaic performance of a D–A1–D–A2 copolymer | 2013 | 118 | Organic Electronics and Photovoltaics |
| An ab Initio Study of the Absorption Spectra of Indirubin, Isoindigo, and Related Derivatives | 2006 | 77 | Cancer therapeutics and mechanisms |
| A cinchona alkaloid catalyzed enantioselective sulfa-Michael/aldol cascade reaction of isoindigos: construction of chiral bispirooxindole tetrahydrothiophenes with vicinal quaternary spirocenters | 2015 | 64 | Asymmetric Synthesis and Catalysis |
| A Donor–Acceptor Conjugated Polymer with Alternating Isoindigo Derivative and Bithiophene Units for Near-Infrared Modulated Cancer Thermo-Chemotherapy | 2016 | 60 | Nanoplatforms for cancer theranostics |
| Antagonistic and agonistic effects of indigoids on the transformation of an aryl hydrocarbon receptor | 2007 | 36 | Toxic Organic Pollutants Impact |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is the molecular structure and formula of Indin?
Which organizations hold the most patents related to Indin?
What are the primary research applications for Indin based on patent classifications?
How has research activity on Indin evolved in recent years?
What therapeutic and materials science applications are documented in published research on Indin?