Antimicrobial Surfaces in Healthcare Patents: Leaders & Trends 2026
Antimicrobial surfaces in healthcare: patents, leaders and where filing has cooled
17.5% concentration at the top. The top 5 assignees hold 203 of 1,159 records in scope (17.5%) — a leadership cluster, not a single dominant filer. Filings peaked at 74 in 2019 and have declined since; the 2021-to-2024 window alone shows a 67% drop, from 45 records down to 15. Readers should treat 2025 and 2026 figures as still filling in rather than confirmation of further decline.
- 1AVENT INC45
- 2ARROW INTERNATIONAL INC43
- 3SEMPRUS BIOSCIENCES CORP42
- 4NANO SAFE COATINGS INC40
- 5THE TRUSTEES OF THE UNIV OF PENNSYLVANIA33
See the full antimicrobial surfaces in healthcare analysis in Eureka
- The complete ranking, not just the top five
- Every IPC branch with its share of the corpus
- The most-cited records, and where claim space is still thin
Common questions on this landscape
Who holds the most patents on antimicrobial surfaces in healthcare?
The ranked assignee table covers 100 companies by patent family count, with the leading assignee holding 45 records. The next four assignees combined bring the top-5 total to 203 records, or 17.5% of the 1,159 records in scope. That spread means leadership is clustered among several organisations rather than dominated by one, so competitive monitoring needs to track a handful of portfolios rather than a single company.
Is patent filing in this field growing or slowing down?
Filing peaked in 2019 at 74 records and has declined since, with the 2021-to-2024 window showing a 67% drop from 45 down to 15 records. 2024 is the last year in this dataset treated as complete, because publication typically lags filing by around 18 months. That means the apparent decline is real through 2024, but the 2025 and 2026 figures should not yet be read as confirming a continued slowdown.
What patent classes cover antimicrobial surface technology?
The two largest IPC subclasses are A61L (sterilising and disinfecting), covering 42.2% of the 1,159 records, and A01N (biocides and agrochemicals), covering 37.2%. Coating and polymer classes such as C09D, B05D and C08F each cover under 20%, and implant-specific claims under A61F cover just 7.2%. Since a single record can carry multiple IPC classes, these shares add up to more than 100% and should not be summed into a single total.
Disclaimer. This analysis is based on Patsnap Eureka data drawn from a limited snapshot of global patent records and is provided for general information and reference only. Patent data carries inherent limitations — recent filings are under-counted because of publication lag, counts may be on a record or family basis, classification and applicant-name data may contain errors or duplicates, and the underlying search query defines the scope shown — so the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing here is an exhaustive prior-art, novelty, freedom-to-operate or validity search, nor does it constitute legal, financial or professional advice, and it should not be relied upon as such. Verify independently and review with qualified patent and legal professionals before acting on it.
Method: Filing trend and technology composition. Derived from a Patsnap search on Antimicrobial Surfaces in Healthcare covering 2015–2026, data cut-off 2026-07-31. Counts reflect published records only and shift as new filings publish. Every share divides by all records in scope. Data: Patsnap Eureka. See the full landscape report.