Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | BASF SE | 4,765 |
| 2 | China Petroleum and Chemical Corp | 2,088 |
| 3 | Dow Global Technologies LLC | 1,890 |
| 4 | Henkel AG and Co KGaA | 1,739 |
| 5 | Procter and Gamble Co | 1,332 |
| 6 | Bayer AG | 1,172 |
| 7 | Dow Chemical Co | 1,030 |
| 8 | BASF Corp | 976 |
| 9 | Lyondell Chemical Technology LP | 949 |
| 10 | Evonik Operations GmbH | 877 |
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 | C08G | Polymers from non-vinyl bonds (e.g. polyamides, polyesters) | 32,267 |
| 2 | C08L | Polymer compositions (blends) | 21,548 |
| 3 | C09D | Coatings, paints, varnishes | 11,911 |
| 4 | C08K | Polymer compositions (additives) | 11,885 |
| 5 | A61K | Medicinal preparations | 11,485 |
| 6 | C08F | Polymers from C=C unsaturated bonds | 10,488 |
| 7 | C07D | Heterocyclic compounds | 9,886 |
| 8 | C08J | Working-up of plastics | 8,189 |
| 9 | C07C | Acyclic and carbocyclic compounds | 8,046 |
| 10 | C11D | Detergents, cleaning compositions | 7,311 |
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 |
|---|---|---|---|
| Preparation for epoxypropane | 2008 | China Petroleum and Chemical Corp | 49 |
| Method for synthesizing epoxypropane | 2008 | China Petroleum and Chemical Corp | 41 |
| Method for purifying organic waste gas containing epoxypropane or ethylene oxide | 2014 | Wanhua Chemical Group Co Ltd | 38 |
| Epoxypropane purifying method | 2014 | China Petroleum and Chemical Corp | 30 |
| Method for producing epoxypropane by using hydrogen peroxide and propylene | 2011 | Sinopec Shanghai Research Institute of Petrochemical Technology | 26 |
Where research is gaining momentum
Research themes ranked by publication activity show where scientific interest is accelerating around this compound.
| # | Research topic | Papers |
|---|---|---|
| 1 | Mitochondrial Function and Pathology | 3 |
| 2 | Carbon dioxide utilization in catalysis | 2 |
| 3 | Acute Kidney Injury Research | 1 |
| 4 | Aerogels and thermal insulation | 1 |
| 5 | Antimicrobial Peptides and Activities | 1 |
| 6 | Banking stability, regulation, efficiency | 1 |
| 7 | Congenital Heart Disease Studies | 1 |
| 8 | Corneal surgery and disorders | 1 |
| 9 | DNA Repair Mechanisms | 1 |
| 10 | Developmental Biology and Gene Regulation | 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 | Ada Kolman | Stockholm University | 6 |
| 2 | Bernd Zechmann | University of Graz | 5 |
| 3 | Folke Tjerneld | Lund University | 5 |
| 4 | Akio Ohnishi | University of Occupational and Environmental Health Japan | 4 |
| 5 | Andrew J. Gellman | Carnegie Mellon University | 4 |
| 6 | Anthony Michael Carter | University of Southern Denmark | 4 |
| 7 | Asoka Ranasinghe | University of North Carolina at Chapel Hill | 4 |
| 8 | Brian A. Link | Medical College of Wisconsin | 4 |
| 9 | J. G. Filser | Technical University of Munich | 4 |
| 10 | Siv Osterman-Golkar | Stockholm University | 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 |
|---|---|---|---|
| Increased Silver Activity for Direct Propylene Epoxidation via Subnanometer Size Effects | 2010 | 887 | Advanced Photocatalysis Techniques |
| Polymerization of Ethylene Oxide, Propylene Oxide, and Other Alkylene Oxides: Synthesis, Novel Polymer Architectures, and Bioconjugation | 2015 | 844 | biodegradable polymer synthesis and properties |
| Root-Specific Expression of OsNAC10 Improves Drought Tolerance and Grain Yield in Rice under Field Drought Conditions | 2010 | 835 | Plant Molecular Biology Research |
| Selective oxidation using gold | 2008 | 676 | Catalytic Processes in Materials Science |
| Anti-proliferative activity of silver nanoparticles | 2009 | 655 | Nanoparticle-Based Drug Delivery |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is the chemical composition and molecular structure of epihydrin?
Which organizations hold the most patents related to epihydrin?
What research trends are evident in the patent landscape for epihydrin?
What are the major research focuses in the scientific literature on epihydrin?
How is epihydrin synthesized according to recent patent filings?