Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | Purdue Pharma LP | 174 |
| 2 | Allergan Inc | 118 |
| 3 | Aventis Pharmaceuticals Inc | 56 |
| 4 | Bausch Health Ireland Ltd | 56 |
| 5 | Vertex Pharmaceuticals Inc | 50 |
| 6 | Janssen R&D Ireland ULC | 47 |
| 7 | Pharmacia LLC | 47 |
| 8 | Durect Corp | 46 |
| 9 | Japan Tobacco Inc | 45 |
| 10 | Leland Stanford Junior University | 43 |
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 | 1,744 |
| 2 | A61P | Therapeutic activity (drug indications) | 1,731 |
| 3 | C07K | Peptides | 950 |
| 4 | C07D | Heterocyclic compounds | 611 |
| 5 | C12N | Microorganisms, enzymes | 393 |
| 6 | G01N | Investigating / analysing materials | 390 |
| 7 | C07C | Acyclic and carbocyclic compounds | 139 |
| 8 | C12Q | Measuring/testing involving enzymes | 118 |
| 9 | C12Y | Enzyme nomenclature (EC numbers) | 118 |
| 10 | Y02A | Climate change adaptation | 98 |
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 |
|---|---|---|---|
| Syncretic protein product of human methionine enkephalin interferon alpha-m with anti-HSV infection and easy pain | 2003 | BEIJING DONGKANGLONG VIRUS BIOTECHNOLOGY ENGINEERING RESEARCH CENTRE | 10 |
| USE OF MELANIN CONCENTRATING HORMONE AND MET-ENKEPHALIN AS THERAPEUTIC AGENTS | 2009 | Mondobiotech Laboratories AG | 4 |
| Use of compound methionine enkephalin as medicine for treating brain cancer, kidney cancer and liver cancer | 2005 | LUO ZHINONG | 4 |
| USE OF MET-ENKEPHALIN AS A THERAPEUTIC AGENT | 2009 | Mondobiotech Laboratories AG | 3 |
| Application of compounds methionine enkephalin for preparing medicine for curing blood medulla hematopoietic system cancer | 2008 | DAN FENGPING | 2 |
Where research is gaining momentum
Research themes ranked by publication activity show where scientific interest is accelerating around this compound.
| # | Research topic | Papers |
|---|---|---|
| 1 | Neuropeptides and Animal Physiology | 3 |
| 2 | Pain Mechanisms and Treatments | 2 |
| 3 | Anesthesia and Sedative Agents | 1 |
| 4 | Circadian rhythm and melatonin | 1 |
| 5 | Drug Transport and Resistance Mechanisms | 1 |
| 6 | Hormonal Regulation and Hypertension | 1 |
| 7 | Lipid Membrane Structure and Behavior | 1 |
| 8 | Neurological disorders and treatments | 1 |
| 9 | Parasite Biology and Host Interactions | 1 |
| 10 | Prostate Cancer Treatment and Research | 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 | Bahram Sayyaf Dezfuli | University of Ferrara | 9 |
| 2 | Christoph Stein | Charité - Universitätsmedizin Berlin | 7 |
| 3 | Luisa Giari | University of Ferrara | 6 |
| 4 | Alexander Brack | University of Würzburg | 4 |
| 5 | Bernd A. Berg | Florida State University | 4 |
| 6 | Christopher W. Vaughan | Royal North Shore Hospital | 4 |
| 7 | David C. Yeomans | Stanford University | 4 |
| 8 | Dominika Łabuz | Franklin University | 4 |
| 9 | Edi Simoni | University of Ferrara | 4 |
| 10 | George B. Stefano | SUNY Old Westbury | 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 |
|---|---|---|---|
| The potential influence of maternal stress hormones on development and mental health of the offspring | 2004 | 704 | Stress Responses and Cortisol |
| Regular Exercise Reverses Sensory Hypersensitivity in a Rat Neuropathic Pain Model | 2011 | 311 | Neurotransmitter Receptor Influence on Behavior |
| Structure of Met‐enkephalin in explicit aqueous solution using replica exchange molecular dynamics | 2001 | 283 | Protein Structure and Dynamics |
| A Kinetic Model of Trp-Cage Folding from Multiple Biased Molecular Dynamics Simulations | 2009 | 273 | Protein Structure and Dynamics |
| Nucleus Accumbens μ-Opioid Receptors Mediate Social Reward | 2011 | 268 | Neurotransmitter Receptor Influence on Behavior |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is the molecular composition of Lupex?
How much patent activity surrounds Lupex?
Which organizations hold the most patents on Lupex?
What research topics are associated with Lupex studies?
What are the primary patent classification areas for Lupex?