Arctic Drilling Patents: Leaders, Trends & White Space 2026
- 79.4% of filings sit with five assignees. the top 5 combined account for 50 of 63 records in scope, with the leader alone holding 24.
- Filings nearly quadrupled from 2021 to 2024. growth of +275% over that span, peaking at 15 records in 2024 before publication lag thins the last two years.
- Ice protection dominates the claim map. B64D aircraft equipment appears in 77.8% of the 63 records, with B64C aeroplane/helicopter structures close behind at 49.2%.
Filing growth compares 2021 (4 records) with 2024 (15) — 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 63 records in scope (CR5), not by the ranked leaders only.
What this dataset actually covers
The search set combines arctic drilling unit, ice management and ice resistant platform language with technical terms for ice loading, low-temperature steel, ice accretion, permafrost thaw and ice ridge keels. In practice the 63 records returned skew heavily toward aircraft and airborne-vehicle ice protection rather than fixed offshore platforms or drillships, which shapes where the concentration and white space sit below.
That skew matters for anyone reading the IPC breakdown: B64D and B64C together cover most of the corpus, meaning the bulk of the documented activity is de-icing and ice-shedding hardware for rotorcraft, fixed-wing and unmanned platforms operating in cold environments, with turbine, marine structure and water-treatment classes present only in small numbers.
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Filing trend and technology composition
Two views of the same 63 records: how filing activity has moved year over year, and which IPC subclasses carry the claim language.
Filing trend, 2017-2026
Filings rose from 2 in 2017 to a peak of 15 in 2024, a +275% increase between 2021 and 2024. 2026 shows 7 records so far, but because publication trails filing by roughly 18 months, the last two years understate actual filing activity rather than signal a slowdown.
Technology composition by IPC subclass
B64D (aircraft equipment) appears in 77.8% of the 63 records and B64C (aeroplanes & helicopters) in 49.2%; smaller pockets sit in B64U drones, F01D/F02C turbine plants, H02S solar power, C02F water treatment and E02B hydraulic engineering, each under 5% of records. Since a single record can carry several classes, these shares sum to more than 100%.
Shares are the percentage of the 63 records in scope. A patent can carry several IPC classes, so the shares add up to more than 100%.
Go deeper on Arctic and Harsh Environment Drilling with Eureka
This page is one run against one query. Ask Eureka your own question about arctic and harsh environment drilling and every answer comes back with the patent numbers behind it.
Try EurekaRepresentative filing and most-cited records
System and method to promote early and differential ice shedding (US20190360399A1)
A method for managing ice accretion on a gas turbine engine component comprises providing an ice management system with a de-icing promoter applied to only portions of the component, then operating that system in icing conditions so ice sheds preferentially from the treated portions.Filed by Rolls-Royce Corporation, published 2019-11-28.
| # | Publication no. | Patent title | Citations |
|---|---|---|---|
| 1 | US20190084682A1 | Ice protection system | 29 |
| 2 | US20190248501A1 | Ice formation detection and removal system for an aerial vehicle and method | 18 |
| 3 | US20140037446A1 | Rotor ice protection systems and methods | 17 |
| 4 | EP2692643A2 | Rotor ice protection systems and methods | 11 |
| 5 | US10710732B2 | Rotary aircraft ice protection system | 10 |
| 6 | EP3456635A1 | Ice protection system for tiltrotor blade | 9 |
| 7 | EP3572642A1 | System and method to promote early and differential ice shedding | 7 |
| 8 | US10513340B2 | Rotor ice protection systems and methods | 4 |
| 9 | US20200391874A1 | Rotor ice protection systems and methods | 3 |
| 10 | US11279492B2 | Rotor ice protection systems and methods | 2 |
Citation counts reflect influence within this searched corpus and favour older filings; treat them as a signal of prior standing rather than of current commercial relevance.
Each row carries its publication number; clicking a row searches Eureka by that number.
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Three patterns stand out once the ranking, the trend and the class breakdown are read together.
A short list of assignees controls most of the field
With the top 5 assignees combined holding 50 of 63 records and the leader alone at 24, new entrants are filing into a space where a handful of players already occupy the core ice-protection claim language. The top 10 account for all 63 records, meaning there is no long tail beyond that group in this dataset.
Activity accelerated sharply before the reporting lag sets in
The three-year run from 4 filings in 2021 to 15 in 2024 marks the fastest growth window in the dataset. The leader's own year-over-year momentum has since cooled, but the 2025-2026 figures are still filling in under normal publication lag and should not be read as a real decline.
Ice protection hardware, not platform structure, is where the claims sit
B64D aircraft equipment and B64C aeroplane/helicopter classes cover most of the corpus, so de-icing and ice-shedding systems for airborne platforms are the densest prior art. Marine and civil-engineering classes tied to ice-resistant platforms or permafrost subsidence appear only marginally.
Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to arctic and harsh environment drilling, with the prior art for and against each one.
Who is filing, and where the gaps sit
The ranked leaders cluster around aerospace ice-protection specialists rather than offshore-platform builders, which is a function of what this search string surfaces.
One aerospace filer anchors the dataset
The top assignee holds 24 of the 63 records in scope, well ahead of the rest of the ranked field, concentrated in ice-shedding and de-icing hardware for aerial platforms.
Co-assignment is rare and tightly held
Only three co-assignee pairs appear across the dataset, the strongest linking two related Rolls-Royce entities, with the remaining pairs tied to individual named inventors rather than corporate partnerships.
Filing is US- and Europe-heavy
The United States receives the largest share of filings at 24, followed by the EPO at 15 and WIPO/PCT at 5, with Canada, Germany and Austria each in single digits, reflecting the aerospace-manufacturing base behind most of these assignees.
| Assignee | Recent year | YoY |
|---|---|---|
| Archer Aviation Inc | 4 | -50% |
| Innovator Energy LLC | 2 | — |
| Rosemount Aerospace Inc | 0 | — |
| Bell Helicopter Textron Inc | 0 | — |
| Goodrich Corp | 0 | — |
| Rolls-Royce Corporation | 0 | — |
| Rolls-Royce plc | 0 | — |
| Booz Allen Hamilton Inc | 0 | — |
Where to take this next
The dataset points to specific follow-up work depending on whether the goal is freedom-to-operate or identifying open claim space.
Check freedom-to-operate against the leader's portfolio
With one assignee holding 24 of 63 records concentrated in ice-shedding hardware, any new de-icing system for aerial or turbine platforms should be checked against that portfolio before drafting claims.
Run a freedom-to-operate searchScope claims around the under-claimed marine and civil branches
Ice-resistant platform structures, permafrost subsidence and icebreaking vessel systems each show only marginal IPC coverage here, which may reflect genuine white space rather than lack of interest.
Explore white space in EurekaRe-run the trend once 2025-2026 filings finish publishing
Because publication lags filing by roughly 18 months, the apparent cooling after 2024 is likely incomplete data rather than a real slowdown; revisit the trend in a future cut.
Track filing trends over timeCommon questions about this landscape
In this dataset of 63 records, one assignee holds 24 filings, making it the clear leader ahead of the rest of the ranked field. The top 5 assignees combined account for 50 records, or 79.4% of everything in scope, so filing activity is concentrated rather than spread across many small players. The remaining ranked assignees, ten in total combined, account for all 63 records, meaning there is effectively no long tail beyond that group in this particular search.
Filings grew sharply from 4 in 2021 to 15 in 2024, a +275% increase over three years and the peak year recorded in the dataset. The 2025 and 2026 figures appear lower, but that reflects publication lag of roughly 18 months between when an application is filed and when it becomes publicly visible, not an actual drop in filing activity. Any assessment of momentum should treat 2024 as the last complete year.
B64D, the IPC subclass for aircraft equipment, appears in 77.8% of the 63 records, and B64C for aeroplanes and helicopters appears in 49.2%, meaning most of the documented patent activity covers ice protection and de-icing hardware for airborne platforms rather than fixed offshore structures. Smaller classes covering drones, gas turbines, solar power, water treatment and hydraulic engineering each touch under 5% of records. Anyone searching this space for offshore platform or drillship-specific ice-load claims should expect thinner coverage than the aerospace side.
The smallest IPC classes in this dataset, covering water treatment, hydraulic and waterway engineering, and turbine systems, each account for only 2 to 3 of the 63 records, well below the aircraft-equipment classes that dominate. This suggests ice-resistant fixed-platform structures, permafrost thaw subsidence monitoring and icebreaking support vessel systems are comparatively under-claimed relative to airborne de-icing hardware. That gap may reflect a genuine filing opportunity, though it could also mean this search string simply captures aerospace terminology more precisely than offshore civil-engineering language.
US20190360399A1, assigned to Rolls-Royce Corporation and published in 2019, claims a method of applying a de-icing promoter to only specific portions of a gas turbine engine component so that ice sheds preferentially from those treated areas during icing conditions. It is a targeted, partial-application approach rather than a blanket de-icing claim, so it primarily blocks methods using selective promoter placement on turbine components for differential ice shedding. Systems using full-surface heating, mechanical ice removal, or promoter application to non-turbine components would sit outside its narrower claim scope, though a full freedom-to-operate check should confirm the exact claim language against any specific design.
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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.