Single-Use Bioreactor Sensor Patents: Leaders & Trends 2026
- 38.9% concentration. The top 5 of 627 records in scope account for 244 filings — a field with a clear leading cluster rather than an even spread.
- Filing growth reversed. Annual filings fell from 45 in 2021 to 17 in 2024, a -62% swing over three years, after peaking at 77 in 2023.
- Additive manufacturing crosses in. B33Y (3D printing) appears in 5.7% of records — an unusual adjacency suggesting probe housings and connector geometry are being claimed as printed parts.
Filing growth compares 2021 (45 records) with 2024 (17) — 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 627 records in scope (CR5), not by the ranked leaders only.
What this landscape covers
Single-use bioreactor sensor integration sits at the intersection of disposable bag-based bioprocessing and the instrumentation needed to monitor it — optical probes, pressure and temperature sensors, sterile connectors, and probe position hardware claimed alongside single-use or disposable bioreactor vessels. The scope here is defined by TACD search terms combining bioreactor bag language with sensor and connector terms, filtered to IPC classes C12M1/00, C12M1/12 and C12M3/00, which together capture bioreactor and enzyme apparatus filings.
627 records fall inside this scope, spanning publication dates from 2015 through the mid-2026 cut-off. Because publication trails filing by roughly 18 months, the most recent one to two years in any trend understate actual filing activity and should be read as provisional rather than as evidence of a slowdown.
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Filing trend and technology mix
Two views of the same 627 records: how filing activity has moved year over year, and which IPC subclasses the sensor-integration claims are attached to.
Filing trend, 2017-2026
Filings ran at 61 in 2017 and reached a peak of 77 in 2023. The complete-year comparison shows 45 filings in 2021 falling to 17 in 2024 — a -62% change — with 2025 and 2026 still filling in as publications catch up to filing dates.
IPC technology composition
C12M (bioreactors and enzyme apparatus) covers 99.8% of the 627 records, as expected given the search scope. Beyond that base class, C07K (peptides and proteins) appears in 12.3%, B01F (mixing and stirring) in 10.2%, and B33Y (additive manufacturing) in 5.7% — the last of these pointing to printed sensor housings and connector fittings as a growing sub-theme rather than a core one.
Shares are the percentage of the 627 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 Sensor Integration with Eureka
This page is one run against one query. Ask Eureka your own question about single-use bioreactor sensor integration and every answer comes back with the patent numbers behind it.
Try EurekaMost-cited records and a recent filing
System and method for adjusting filter height for a bioprocessing system (US20260242712A1)
The filing describes a bioreactor system with an exhaust filter and filter heater whose height relative to the top of a single-use bioreactor bag is adjustable via a dedicated mechanism, connected by tubing to the bag inside the vessel. The stated purpose is to avoid tubing kinking as fluid or fill levels change during a run.Assignee and filing date are shown in the page's data panel, not repeated here.
| # | Publication no. | Patent title | Citations |
|---|---|---|---|
| 1 | US6391638B1 | Cell/tissue culturing device and method | 201 |
| 2 | US20160068793A1 | Manufacturing within a single-use container | 147 |
| 3 | US20170349874A1 | Single Use Bioreactor | 135 |
| 4 | US20150133636A1 | Purification of Biological Molecules | 97 |
| 5 | US20050158851A1 | Bioreactor systems and disposable bioreactor | 90 |
| 6 | WO2007134267A2 | Disposable bioreactor | 84 |
| 7 | US20100316446A1 | Method and system for bioreaction | 82 |
| 8 | US20180010082A1 | Bioreactor With Higher Agitation Rates | 79 |
| 9 | WO1998013469A1 | Cell/tissue culturing device and method | 74 |
| 10 | US7682823B1 | Bioreactor systems | 72 |
Citation counts accumulate over time, so older filings such as the 2002-era cell/tissue culturing patent lead the table by volume of citations even where they are not the most technically current documents in the field.
Each row carries its publication number; clicking a row searches Eureka by that number.
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Three patterns stand out once the raw counts are put in context: where filing activity is concentrated, how the pace has changed, and which adjacent technology areas are being pulled into sensor-integration claims.
A leading cluster, not a flat field
The top 5 assignees account for 244 of the 627 records in scope, and the top 10 extend that to 60.1% (377 records). That leaves a long tail across the remaining ranked companies, so a new entrant is more likely to compete against a handful of dense portfolios than against many equally sized ones.
Growth has cooled from its 2023 peak
Filings peaked at 77 in 2023 after climbing from 61 in 2017, then the last complete comparison shows 45 filings in 2021 down to 17 in 2024. Several of the most active assignees show 0 filings in the latest tracked year, though this partly reflects publication lag rather than a confirmed stop in filing.
Additive manufacturing is an entry point, not a core class
Beyond the core C12M bioreactor class, C07K (12.3%), B01F (10.2%) and C12N (8.6%) show sensor-integration claims most often paired with biologics production and mixing hardware. The smaller but distinct presence of B33Y (additive manufacturing, 5.7%) suggests probe housings, ports and connector geometry are increasingly claimed as 3D-printed components.
Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to single-use bioreactor sensor integration, with the prior art for and against each one.
| Assignee | Co-assignee | Shared families |
|---|---|---|
| Just Evotec Biologics Inc | Merck Sharp & Dohme (MSD) | 19 |
| Global Life Sciences Solutions USA LLC | Cytiva Sweden AB | 4 |
| Global Life Sciences Solutions USA LLC | Global Life Sciences Solutions Operations UK Ltd | 4 |
| Sartorius Stedim Biotech GmbH | RESPIRONICS NOVAMETRIX LLC | 2 |
| Global Life Sciences Solutions USA LLC | GE Healthcare UK Ltd | 1 |
| Lonza AG | WILKINS TRISTAN | 1 |
| Lonza AG | WEBSTER THADDAEUS | 1 |
| Lonza AG | MASON CARRIE | 1 |
Co-assignee pairing is limited in this dataset — 10 pairs total, with the strongest pairing appearing 19 times — indicating that most filings in this space are made by a single assignee rather than through joint development arrangements.
Assignee landscape and where the gaps sit
The ranked leaders hold a visible share of filings, but the concentration figures leave meaningful room for entrants building around the sensor and connector interfaces rather than the bag or vessel itself.
A single leader well ahead of fifth place
The top-ranked assignee holds 74 records against 33 at fifth place and 22 at tenth — a steep drop-off that marks this as a leader-plus-field structure rather than several closely matched competitors.
A long tail below the top 10
Once past the top 10, which together hold 60.1% of the 627 records, filing activity spreads thinly across the remaining ranked companies. This is the segment where narrowly scoped, defensible claims are still obtainable.
Reported momentum has gone quiet across leaders
Several of the most active historical filers show 0 filings in the latest tracked year, some marked at -100% year over year. Given the roughly 18-month publication lag, this is best read as an incomplete recent window rather than firms exiting the space.
| Assignee | Recent year | YoY |
|---|---|---|
| Global Life Sciences Solutions USA LLC | 0 | -100% |
| Regeneron Pharmaceuticals Inc | 0 | -100% |
| Rosemount Inc | 0 | — |
| Lonza AG | 0 | — |
| Sartorius Stedim Biotech GmbH | 0 | -100% |
| DEKA Products LP | 0 | -100% |
| Just Evotec Biologics Inc | 0 | — |
| EMD Millipore Corp | 0 | — |
Where to take this next
The landscape points to a concentrated core with specific adjacent openings. The next steps depend on whether the goal is freedom-to-operate, portfolio benchmarking, or identifying a filing angle.
Check freedom-to-operate against the leading cluster
With 38.9% of records held by five assignees, a new sensor-integration product should be screened against that cluster's claim scope before development decisions are locked in.
Run an FTO search in EurekaTrack the under-claimed branches
Additive-manufactured housings and signal isolation across bag walls show comparatively thin filing density — worth monitoring for a filing window before the space fills in.
Set up monitoring in EurekaWatch for the 2025-2026 publication catch-up
Because publication lags filing by about 18 months, the apparent slowdown after 2023 will partly reverse as more recent filings publish — recheck the trend in a future cut.
Revisit this landscape in EurekaCommon questions about this landscape
In this dataset, it is a filing that combines single-use or disposable bioreactor bag language with sensor or connector terms such as optical probe, pressure sensor, temperature sensor, sterile connector, probe position or signal isolation, and that falls under IPC classes C12M1/00, C12M1/12 or C12M3/00. That means the claims typically cover how a sensor or connector is physically or electronically integrated with a disposable bioreactor vessel, not the bioprocess itself. Filings that only describe bag materials or mixing geometry without a sensing or connection element generally fall outside this scope.
It is concentrated at the top but not dominated by a single owner. The top 5 assignees hold 244 of the 627 records in scope, 38.9%, and the top 10 extend that to 60.1% with 377 records. Below the top 10, filing activity spreads across a long tail of the remaining ranked companies, which is where narrower, more defensible claims are still available to file.
Filings rose from 61 in 2017 to a peak of 77 in 2023, then the last complete year-over-year comparison shows a drop from 45 filings in 2021 to 17 in 2024, a -62% change. However, because patent publication typically lags filing by about 18 months, 2025 and 2026 figures are still incomplete and should not be read as confirmation of a sustained slowdown until later data cuts fill in.
Beyond the core bioreactor apparatus class C12M, which covers 99.8% of records by definition of the search scope, the largest overlaps are with C07K (peptides and proteins, 12.3% of records), B01F (mixing and stirring, 10.2%) and C12N (microorganisms and genetic engineering, 8.6%). A smaller but distinct overlap with B33Y (additive manufacturing, 5.7%) points to 3D-printed sensor housings and connector components as an emerging claim angle rather than a mainstream one.
The clearest openings sit in narrowly scoped technical branches that show thin filing density relative to the core bioreactor and sensor claims, such as 3D-printed probe housings, wireless signal isolation across bag walls, and pressure sensor drift compensation specific to single-use vessels. These are not claim-free, but they carry far less filing density than the core bag-and-sensor combinations held by the leading assignees. A first claim in these areas should tie the technical mechanism (e.g., a specific drift-compensation method) tightly to the single-use bioreactor context to differentiate from the denser core filings.
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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.