Single-Use Bioreactor Patents: Who Leads, Where the Gaps Are 2026
- One assignee, 14 records. The leader holds 14 records in a 25-company ranking where fifth place sits at 4 and tenth at 2 — a steep drop-off rather than a gradual tail.
- Mixing and mass-transfer claims dominate. C12M bioreactor apparatus appears on 78.0% of the 50 records in scope and B01F mixing/stirring on 42.0%, leaving catalysis, brewing and microorganism-specific claims each under 5%.
- Filing already peaked and pulled back. Filings ran to 10 in 2017, the peak year so far, before tapering off in the years since — read the tail end with caution given the usual ~18-month publication lag.
What this landscape covers
Single-use bioreactor scale-up sits at the intersection of vessel engineering and process control: how a disposable bag-based system reproduces the volumetric mass transfer, power per volume and mixing time of a stainless-steel reactor as batch size grows. This dataset pulls 50 published records filed or published between 2015 and mid-2026 that combine bioreactor or disposable-scale-up language with claim terms around mass transfer, mixing time, bag film mechanics, geometric similarity or sensor integration.
The scope is deliberately narrow — it excludes general fermentation and cell-culture media patents that do not address scale-up mechanics directly. That narrowness is why a leader with 14 records looks dominant against a 25-company ranking, and why several IPC subclasses barely register: this is a claim space defined by vessel and mixing engineering, not by biology.
Let an AI agent run this analysis on your own technology
Pick a task. Every answer cites the patents behind it.
Filing trend and technology composition
Two views of the same 50-record set: when the claims were filed, and which IPC subclasses they sit under. Both use the full record count as denominator, so class shares add up to more than 100% because a single record can carry multiple IPC codes.
Filings ran to a 2017 peak, then eased
Filings reached 10 in 2017, the highest single year in the set, and the years since show fewer publications. Treat the most recent one or two years as understated: publication typically lags filing by around 18 months, so 2025-2026 records are still arriving.
Bioreactor apparatus and mixing dominate the claims
C12M (bioreactors and enzyme apparatus) covers 78.0% of the 50 records and B01F (mixing and stirring) covers 42.0%. Catalysis-adjacent B01J, brewing-specific C12C and microorganism/genetic-engineering C12N each sit at or below 4.0%, confirming this is a vessel-and-mixing-mechanics landscape rather than a biology one.
Shares are the percentage of the 50 records in scope. A patent can carry several IPC classes, so the shares add up to more than 100%.
Go deeper on Single-Use Bioreactor Scale-Up with Eureka
This page is one run against one query. Ask Eureka your own question about single-use bioreactor scale-up and every answer comes back with the patent numbers behind it.
Try EurekaThe most-cited records in this set
Flexible Film Baffle In Single Use Bioreactor (US20160040113A1)
A container, such as a disposable or single use bioreactor, optionally having one or more inlets and one or more outlets and a mixer associated with the container to cause mixing, dispersing, homogenizing and/or circulation of one or more ingredients contained or added to the container. The container includes a flexible baffle shaped and positioned within the container to improve mixing, particularly to improve low shear mixing. The baffle is positioned within the container so as to disrupt the vortex formed by the mixer, or prevent formation of a vortex.Filed by EMD Millipore Corporation, published 2016-02-11.
| # | Publication no. | Patent title | Citations |
|---|---|---|---|
| 1 | US20170349874A1 | Single Use Bioreactor | 135 |
| 2 | WO2017207822A1 | Single use bioreactor | 46 |
| 3 | WO2012097079A2 | Linearly scalable single use bioreactor system | 36 |
| 4 | US20130288346A1 | Linearly scalable single use bioreactor system | 31 |
| 5 | US20120178153A1 | pH SENSOR INTEGRATION TO SINGLE USE BIOREACTOR/MIXER | 22 |
| 6 | US8900855B2 | pH sensor integration to single use bioreactor/mixer | 19 |
| 7 | WO2014172047A1 | Flexible film baffle in single use bioreactor | 14 |
| 8 | US20210002597A1 | Single Use Bioreactor | 13 |
| 9 | WO2012082974A1 | Ph sensor integration to single use bioreactor/mixer | 10 |
| 10 | US10801003B2 | Single use bioreactor | 8 |
Citation counts inside a searched corpus favour older filings that have had more time to accumulate citations — read them as a signal of influence on the field, not as a measure of current commercial relevance.
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 numbers mean for a filing decision
Three patterns worth acting on before drafting or clearing claims in this space.
The drop-off is steep, not gradual
The leading assignee holds 14 records against a fifth-place count of just 4 and a tenth-place count of 2 across the 25-company ranking. That gap suggests one or two organisations built an early claim thicket around core bag-mixing mechanics while the rest of the field filed only a handful of records each.
Apparatus claims are the crowded lane
Bioreactor and enzyme-apparatus claims under C12M appear on 78.0% of the 50 records in scope, with mixing and stirring claims under B01F on 42.0%. Anyone drafting new vessel or impeller geometry claims is filing into the densest part of the landscape.
Activity peaked and has not returned
2017 remains the high-water mark at 10 records, with filing activity lower in the years since. Whether that reflects a maturing claim space or simply publication lag on recent filings cannot be separated from this data alone.
US filings lead, but coverage is genuinely international
The United States receives the most filings at 14, followed by the EPO at 9 and Canada at 7, with WIPO PCT, India and Singapore each in the single digits. A scale-up claim cleared in the US alone still leaves several active receiving offices unchecked.
Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to single-use bioreactor scale-up, with the prior art for and against each one.
Who is filing, and where the field is open
The ranking spans 25 companies built from patent families, the fairer unit than raw document counts because it neutralises continuation and multi-jurisdiction filing habits.
One assignee well ahead of the pack
The top-ranked assignee's 14 records sit well clear of the rest of the field, consistent with an early entrant that filed broadly across bag, mixer and sensor-integration claims before others caught up.
A thin but present second tier
Fifth place in the ranking holds 4 records, and tenth place holds 2 — a mid-field of assignees each with a modest but real claim footprint rather than a single-filing long tail.
Co-filing exists but stays within small teams
Ten co-assignee pairs appear in the data, with the strongest links repeating across the same handful of named inventors rather than spanning multiple corporate assignees, pointing to internal inventor teams rather than cross-company joint filing.
| Assignee | Recent year | YoY |
|---|---|---|
| Lonza AG | 0 | — |
| EMD Millipore Corporation | 0 | — |
| Rosemount Analytical Inc | 0 | — |
| XCELLEREX LLC | 0 | — |
| YANG FONG S | 0 | — |
| WOOD WAYNE B | 0 | — |
| TUOHEY COLIN | 0 | — |
| LEE JIYOUNG | 0 | — |
Where to take this next
The landscape points to a crowded apparatus core and a thinner set of adjacent branches. Turning that into a filing or clearance decision means going deeper on specific claims and specific assignees.
Map claims against the leader's portfolio
Before drafting new mixing or vortex-disruption claims, check them against the 14-record leader's filings directly rather than against the field average.
Run a claim comparison in EurekaTrack the under-claimed branches
Sensor integration and geometric similarity scale-down claims carry far fewer records than core apparatus claims — worth monitoring for new entrants before committing R&D there.
Set up monitoring in EurekaVerify freedom to operate by receiving office
Coverage spans the US, EPO, Canada, WIPO PCT, India and Singapore unevenly; a clearance check needs to follow the specific office relevant to manufacturing or sales.
Check FTO in EurekaCommon questions on single-use bioreactor scale-up patents
One assignee leads the 25-company ranking with 14 records, well ahead of fifth place at 4 and tenth place at 2. That gap indicates an early, broad filing push around core bag-mixing and vessel mechanics rather than a field where filings are spread evenly. Anyone entering this space should check that leader's portfolio specifically rather than assuming the field is fragmented.
Bioreactor and enzyme-apparatus claims under IPC class C12M appear on 78.0% of the 50 records in this dataset, and mixing/stirring claims under B01F appear on 42.0%. Catalysis, brewing-specific and microorganism-specific claims each sit at 4.0% or below. Practically, this means vessel geometry and impeller/mixing mechanics are the most crowded claim territory, while process-chemistry-adjacent claims are comparatively open.
The peak year in this dataset is 2017 at 10 records, and activity in subsequent years has been lower. It is not possible to say from this data alone whether that reflects a maturing technology or simply the roughly 18-month lag between filing and publication understating the most recent one to two years. A growth rate cannot be computed reliably from fewer than four complete recent years.
The most-cited record in this set is a filing titled 'Single Use Bioreactor' with 135 citations, followed by related single-use bioreactor and linearly-scalable system filings in the 22-46 citation range. High citation counts in a searched corpus tend to favour older filings that have simply had more time to accumulate citations, so treat these as markers of influence on the field rather than current commercial weight.
Sub-areas like bag film mechanical fatigue, geometric similarity scale-down modelling and in-line sensor patch integration carry far fewer records than the dense apparatus and mixing core (C12M and B01F). These branches sit outside the crowded claim space and are worth checking closely before either filing new claims there or assuming the area is open, since low record counts can also reflect narrow search scope rather than true white space.
Research Single-Use Bioreactor Scale-Up in depth with Eureka
Go past this page: query the whole single-use bioreactor scale-up 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.