Intelligent Packaging Safety Patents: Who Leads, Gaps 2026
A patent landscape on intelligent packaging safety and compliance: filing trends since 2015, the assignees active in freshness-indicator and migration-testing claims, and where under-claimed white space remains ahead of
Filing growth = 2021 (1 records) → 2024 (4); 2024 is the last year we treat as complete. Top-5 share = the 5 largest assignees ÷ all 16 records in scope (CR5), not the ranked leaders only.
What this landscape covers
Intelligent packaging that also has to satisfy food-contact compliance sits at the intersection of two normally separate patent worlds: sensing and indicator materials on one side, and migration-testing or regulatory methodology on the other. This dataset isolates that intersection — records that combine “intelligent packaging” or “smart packaging” language with food-safety, migration-testing or regulatory-compliance claim terms, filtered to the IPC classes covering package construction, container-content interaction and material analysis.
The result is a compact, recent corpus: 16 families total, filed almost entirely in the last decade, with the field still building rather than consolidating. Publication typically lags filing by around 18 months, so the 2025-2026 count in particular understates real filing activity.
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Filing trend and technology mix
Two views of the same 16-family corpus: how filing volume has moved year over year, and which IPC subclasses carry the claim weight.
Filing trend
From zero in 2017 through a midpoint of one family in 2022 to a peak of five in 2025, the curve is still accelerating rather than flattening — consistent with a technology area that is still being defined rather than one where claim space is settling.
Publication lags filing by roughly 18 months, so 2025 onwards are still filling in. Growth rates on this page therefore end at 2024; running them to the last bar would understate the field.
Technology composition
G01N (material analysis & testing) leads with 11 records and B65D (containers & packaging) follows closely with 10, confirming that the core inventive activity is in indicator materials and package construction rather than in the data or connectivity layer, where G06Q and H04W each account for a handful of filings.
Shares are the percentage of the 16 records in scope. A patent can carry several IPC classes, so the shares add up to more than 100%.
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Try EurekaThe most-cited record, and what it tells you
WO2025116849A1 — Colour-changing indicator for real-time freshness monitoring
The most-cited record in this corpus describes smart packaging using a colour-changing indicator to monitor freshness and spoilage of perishable foods in real time — a visual, low-cost approach to the same detection problem the field's foundational patent addresses with a different chemistry.Citation count of 1 reflects the size of this specific corpus, not the patent's broader influence.
| # | Publication no. | Patent title | Citations |
|---|---|---|---|
| 1 | WO2025116849A1 | Development of smart packaging comprising a color-changing indicator to monitor freshness/spoilage of perisha… | 1 |
Citation counts favour older filings within any searched corpus; treat this as a signal of influence inside the dataset, not a ranking of current commercial importance.
Publication numbers are shown where the record carries one (1 of 1 rows); clicking a row searches Eureka by that number.
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Browse MCP servers →What the numbers mean for a filing decision
Three figures from this corpus are worth pausing on before deciding where to file or what to watch.
Still accelerating, not plateauing
The midpoint year (2022) sits at just one family, meaning most of the corpus's activity is concentrated in the last few years. A field this young rarely has settled claim boundaries — there is still room to stake out a position.
Material analysis and container construction lead
Sensing/indicator chemistry and package construction carry almost all the inventive weight. Business-data (G06Q, 5 records) and wireless connectivity (H04W, 3 records) layers are present but comparatively thin.
Filing activity is concentrated in one jurisdiction
India accounts for the overwhelming majority of receiving-office filings, with Australia, China, the US and one PCT application each contributing a single filing. That imbalance matters for anyone assessing freedom-to-operate outside India.
Filing is largely academic and individually driven
The strongest co-assignee links connect individual academic researchers across different colleges rather than corporate R&D teams, suggesting this space is still in an early, exploratory research phase rather than a commercially consolidated one.
Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to intelligent packaging safety and compliance, with the prior art for and against each one.
Where to take this analysis
This landscape flags the shape of the corpus. Turning it into a filing or freedom-to-operate decision means going claim-by-claim.
Map claim scope against your own indicator chemistry
Compare your specific sensing mechanism against the colour-change and microorganism-detection approaches already claimed to see where a distinct chemistry or trigger mechanism still has room.
Explore in Patsnap Eureka →Check the white-space branches for a first claim
The wireless-linked and enzyme/DNA-based sub-areas are thin in this corpus; a targeted search there before drafting can confirm whether that gap is real or simply outside this search string.
Explore in Patsnap Eureka →Common questions on this landscape
This dataset identifies 16 published patent families filed between 2015 and mid-2026 that combine intelligent or smart packaging language with food-safety, migration-testing or regulatory-compliance claim terms. That is a small corpus by patent-landscape standards, which is itself informative: it means claim space in this specific intersection is still open rather than saturated. A broader search without the compliance-specific terms would return a much larger set focused purely on smart packaging generally.
No single assignee holds a dominant position in this corpus. Filing is spread across universities, individual academic researchers and at least one corporate holder, with Universidad de Zaragoza notable for an early foundational filing on microorganism detection. Recent-year momentum data shows most named assignees at zero activity in the latest year, indicating this is a field of largely single-filing entrants rather than one with an entrenched repeat filer to track.
US8741596B2, held by Universidad de Zaragoza with a priority date of 2014, claims smart packaging using a partially polar adsorbent solid base impregnated with a vanillin solution that visually indicates microorganism growth without direct contact with the microorganism or its growth medium. It is the field's representative early filing and predates most of the rest of this corpus. Anyone working on visual, chemistry-based spoilage indicators should review its claim scope closely before finalising a similar detection mechanism.
Based on the IPC composition in this corpus, the core claim activity sits in material analysis (G01N) and container construction (B65D), while adjacent branches — wireless-linked alerting, enzyme or DNA-based spoilage assays, temperature-triggered indicator dyes, and compliance data logging — carry only a handful of records each. That thinness suggests these adjacent branches are under-claimed relative to the core indicator chemistry, making them worth a closer look for a first-mover filing, though a targeted search should confirm the gap is real and not an artefact of this search string.
Yes. The filing trend in this corpus moves from zero families in 2017 through one family at the 2022 midpoint to a peak of five in 2025, and the curve is still accelerating rather than flattening. Because publication typically lags filing by around 18 months, the most recent year or two in any such trend understates actual filing activity, so real momentum is likely even stronger than the raw counts show.
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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.