Surfactants & Detergents Patents: Who Leads, Where the Gaps Are 2026
- Concentrated at the top. The top 5 assignees account for 98 of 184 records in scope (53.3%), and the top 10 reach 75.0% — most of the field sits with a small group of filers.
- Filing has cooled from its peak. 2017 was the peak year at 28 records; filings fell from 6 in 2021 to 1 in 2024, an 83% drop over that span (2025 onward is still filling in due to publication lag).
- Biology and cleaning chemistry overlap heavily. C12N and C12P (microorganisms and fermentation) each cover roughly a fifth of records, ahead of C11D detergents proper at 12.0% — the commercially recognizable 'detergent' claims are outnumbered by upstream biocatalysis filings.
Filing growth compares 2021 (6 records) with 2024 (1) — a three-year span. 2024 is the most recent year we treat as complete: publication lags filing by roughly 18 months, so 2025 onwards are still filling in and any growth rate that ends there would understate the field. Top-5 share is the combined record count of the five largest assignees divided by all 184 records in scope (CR5), not by the ranked leaders only.
What this landscape covers
This dataset covers 184 published records filed between 2015 and 2026 that combine surfactant or detergent chemistry claims with a specific technical qualifier — molecular formula, additive concentration, product purity, chemical stability, purification, or functional additive. That search structure pulls in a mix of classic detergent formulation work and a large body of biocatalytic and fermentation-derived surfactant research, which is why the technology composition looks broader than a narrow reading of “detergents” would suggest.
Filing activity peaked in 2017 and has since declined into a smaller, steadier stream. Publication lag means the most recent one to two years understate real filing activity, so treat 2025 and 2026 figures as provisional rather than a sign the field has gone quiet.
Let an AI agent run this analysis on your own technology
Pick a task. Every answer cites the patents behind it.
Filing trends and technology composition
Three views of the same 184 records: who filed, when, and under which IPC classes their claims sit.
Filings peaked in 2017 and have since thinned
From a high of 28 records in 2017, output fell to single digits by the early 2020s. Using the last complete comparison point in the evidence, 2021 to 2024 shows a drop from 6 to 1 filing, an 83% decline — a real contraction, not a lag artefact, since 2024 is far enough back to be considered complete.
Biocatalysis classes outweigh classic detergent claims
C12N (microorganisms and genetic engineering) and C12P (fermentation and enzymatic synthesis) each sit near a fifth of the 184 records, with C09K (materials for miscellaneous applications) close behind. C11D, the class most readers would associate with detergents directly, covers just 12.0% of records — a reminder that much of the competitive activity here is upstream, in how surfactant molecules are made rather than how they are formulated into a wash product.
Shares are the percentage of the 184 records in scope. A patent can carry several IPC classes, so the shares add up to more than 100%.
Go deeper on Surfactants & Detergents Patent Landscape with Eureka
This page is one run against one query. Ask Eureka your own question about surfactants & detergents patent landscape and every answer comes back with the patent numbers behind it.
Try EurekaThe most-cited records in this landscape
A new oh-water-gas technology for oil fuel emulsions using a sodium hydroxide electrolyte
Water is treated in a module that generates microbubbles, combined with an electrolyser, far-infrared generation and a vortex generator. Sodium hydroxide raises pH to between 8 and 14 before the water is circulated through single or double vortex stages, then pumped through glass marbles, zeolite and a mineral filtration bed.Filed by an individual inventor rather than a corporate assignee — illustrative of the smaller, non-institutional filings present alongside the concentrated top group.
View filing details| # | Publication no. | Patent title | Citations |
|---|---|---|---|
| 1 | US20110206630A1 | Surfactant and cleaning compositions comprising microbially produced branched fatty alcohols | 73 |
| 2 | WO2016046574A1 | Biological materials and uses thereof | 52 |
| 3 | WO2014193507A1 | Branched emulsifier for high-temperature acidizing | 32 |
| 4 | US20200133224A1 | Cloud-Controlled Manufacturing Execution System (CLO-cMES) for use in pharmaceutical manufacturing process co… | 30 |
| 5 | WO2003066873A1 | Esterases with lipase activity | 27 |
| 6 | US20140069643A1 | Electron-poor orthoester for generating acid in a well fluid | 24 |
| 7 | US20050147757A1 | Method for wetting hydrophobic porous polymeric membranes to improve water flux without alcohol treatment | 23 |
| 8 | GB2496092A | A new ohwater-gas technology for oil fuel emulsions using a sodium hydroxide electrolyte with multiple uses i… | 21 |
| 9 | US20050176117A1 | Degradation of hydrophobic ester pesticides and toxins | 20 |
| 10 | US20050176118A1 | Esterases with lipase activity | 16 |
Citation counts reflect influence within this searched corpus and skew toward older filings; they are not a measure of current commercial importance.
Each row carries its publication number; clicking a row searches Eureka by that number.
Put your own technology through the same analysis
Eureka on the web
When you want the answer in the next five minutes.
The agent works the prompt against patents and technical literature, citing every source.
Run your analysis now →MCP server & REST API
When it has to run inside your own pipeline.
Patent search, landscape analysis and assignee resolution as MCP tools. Drop them into any agent framework, or call REST directly.
Browse MCP servers →What the data means for R&D and IP planning
Reading the concentration, class mix and citation pattern together points to a field where a handful of institutional players hold most of the ground, while specific downstream applications remain thinly claimed.
Most of the field sits with a small group
The top 10 assignees hold 138 of 184 records, 75.0% of everything in scope, with the leader alone contributing 35. New entrants filing broad surfactant-chemistry claims are competing directly against this concentrated group rather than into open ground.
Filing pace has contracted, not accelerated
Across the ranked leaders, recent-year filing counts sit at zero or one, and the 2021-to-2024 comparison shows an 83% drop. This is consistent with a field past its filing peak rather than one building toward a new wave.
Biocatalysis claims outnumber formulation claims
C12N and C12P together cover more ground than C11D, the detergent-specific class. Claim activity is weighted toward how surfactant molecules are produced biologically rather than how they are blended into finished cleaning products.
Influence concentrates in a few older filings
The most-cited record in this set, on microbially produced branched fatty alcohols for surfactant and cleaning compositions, draws 73 citations — well ahead of the next tier. High citation counts here mark early, foundational filings rather than current state of the art.
Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to surfactants & detergents patent landscape, with the prior art for and against each one.
Who is filing, and where the gaps sit
The ranked leaders combine a mix of industrial chemical companies, oilfield services, and research universities — a signal that surfactant chemistry here serves several distinct downstream markets at once.
One filer holds a clear lead
The top-ranked assignee's 35 records sit well ahead of fifth place at 12, meaning any freedom-to-operate review in this space should start with that portfolio before looking at the broader field.
A long tail of single- and few-filing entrants
Beyond the top 10, the ranking thins quickly across 65 companies total, many holding only a handful of records. This is typical of a field where academic and small-industrial filers contribute individual results rather than sustained portfolios.
Cross-institution filing is limited but present
Ten co-assignee pairs appear in the data, the strongest linking two Australian universities on 7 shared records. Most other pairs involve a research organisation filing jointly with a named individual inventor rather than another company.
| Assignee | Recent year | YoY |
|---|---|---|
| La Trobe University | 1 | — |
| The University of Queensland | 1 | — |
| Commonwealth Scientific and Industrial Research Organisation (CSIRO) | 0 | — |
| Halliburton Energy Services, Inc. | 0 | — |
| SMP LOGIC SYST | 0 | -100% |
| ANTIKOR BIOPHARMA LTD | 0 | — |
| Ecolab USA Inc. | 0 | — |
| Croda International Plc | 0 | — |
Where to take this analysis
The dataset points to specific next steps depending on whether the goal is freedom-to-operate, licensing, or identifying open claim space.
Map the leader's full claim scope
With one assignee holding 35 of 184 records, a targeted claim-by-claim review of that portfolio is a faster starting point than a field-wide search for teams assessing freedom to operate.
Explore assignee portfolios in EurekaWatch the biocatalysis-to-detergent crossover
C12N and C12P claims outnumber C11D detergent-specific claims, suggesting downstream formulation work built on newer biocatalytic surfactant production is comparatively open.
Run a white space search in EurekaTrack momentum, not just headcount
Several ranked leaders show zero filings in the latest year despite large historical totals; pairing the ranking with recent-year momentum data flags which portfolios are still active.
Build a momentum alert in EurekaCommon questions about this landscape
Filing in this space is concentrated: the top 5 assignees together hold 98 of 184 records in scope, 53.3% of the total, and the top 10 reach 75.0%. The single leading assignee holds 35 records, well ahead of fifth place at 12. Beyond the top 10 the field thins into a long tail across 65 ranked companies, many holding only one or two records, so most competitive activity concentrates in a small group rather than being evenly spread.
The evidence points to a field past its peak rather than one accelerating. Filings peaked in 2017 at 28 records, and among leading assignees the comparison from 2021 to 2024 shows a drop from 6 to 1 filing, an 83% decline. Figures for 2025 and 2026 are still incomplete because publication typically lags filing by around 18 months, so recent years should not be read as confirming further decline, only as not yet fully reported.
Despite the topic name, the largest IPC classes are biological rather than formulation-focused: C12N (microorganisms and genetic engineering) covers 22.3% of the 184 records and C12P (fermentation and enzymatic synthesis) covers 21.7%, both ahead of C11D (detergents and cleaning compositions proper) at 12.0%. This reflects a search structure that captures biocatalytic surfactant production alongside classic detergent chemistry, and it means competitive intelligence work here needs to track both areas, not just C11D filings.
The densest claim activity sits in microbial and fermentation-based surfactant production and in materials-for-applications claims under C09K. Comparatively thinner areas include purification workflows specific to microbially produced fatty alcohols, functional-additive concentration control tied to detergent quality control, and branched emulsifier applications for oilfield uses beyond high-temperature acidizing. These adjacent branches sit close to the dense cluster but carry fewer records against the same search criteria, making them worth a closer look before assuming the space is fully occupied.
With the top 10 of 65 ranked assignees holding 75.0% of all 184 records, this field shows meaningfully more concentration at the top than a flat distribution would predict, though it is not a single-company monopoly. The presence of research universities and oilfield services companies alongside conventional chemical manufacturers among the leaders suggests the concentration comes from several distinct application markets each having their own dominant filer, rather than one company controlling the whole space.
Research Surfactants & Detergents Patent Landscape in depth with Eureka
Go past this page: query the whole surfactants & detergents patent landscape corpus yourself, in your own scope.
Every answer comes back with patent numbers you can open.
Disclaimer. This page is generated from Patsnap Eureka data drawn from a limited snapshot of global patent and scientific-literature records, and is provided for general information and reference only.
Patent data carries inherent limitations: recent filings (typically the most recent 18–24 months) are under-counted due to standard publication lag; counts may be reported at either a patent-family or a patent-record basis and are not always directly comparable; classification, applicant-name, and citation data may contain errors, duplicates, or omissions; and the underlying search query defines and constrains the scope shown. As a result, the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing on this page constitutes an exhaustive prior-art, novelty, freedom-to-operate, or validity search, nor does it constitute legal, financial, investment, or professional advice, and it should not be relied upon as such. Any patent, commercial, or strategic decision should be verified independently and reviewed with qualified patent, legal, and domain professionals. Patsnap makes no warranties, express or implied, as to the accuracy, completeness, or fitness for any particular purpose of the information presented.
Machine translation. Assignee and organisation names originally recorded in Chinese, Japanese or Korean have been rendered into English by an AI translation step so that the tables stay readable. These renderings are best-effort and may not match a company’s registered English name; the original name is what the underlying patent record carries, and it is what any Eureka query launched from this page uses.