Environment-related technologies patents — Patent applications in Sri Lanka

Sri Lanka: Environment-related technologies patents — Patent applications was 1 Patents in 2023. ◆ Volatile

Latest (2023)
1 Patents
Change on year
down 83.3%
World rank
66th
of 88 countries
All-time high
8 Patents
in 2021
All-time low
0 Patents
in 1978
Years of data
46
1978–2023

Environment-related technologies patents — Patent applications in Sri Lanka, 1978–2023

02468197820002023

Source: Organisation for Economic Co-operation and Development. Measured in Patents.

Analysis

Sri Lanka recorded 1 Patents for environment-related technologies patents — patent applications in 2023.

That represents a change of down 83.3% on the previous year and unchanged over ten years.

Over the whole period, environment-related technologies patents — patent applications in Sri Lanka peaked at 8 Patents in 2021 and was at its lowest, 0 Patents, in 1978.

Sri Lanka ranks 66th of 88 countries on this measure, in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1970s 0 Patents 0 Patents 0 Patents 2
1980s 0.8 Patents 0 Patents 3 Patents 10
1990s 0.85 Patents 0 Patents 2.5 Patents 10
2000s 0.6 Patents 0 Patents 3 Patents 10
2010s 3.15 Patents 1 Patents 5 Patents 10
2020s 5.25 Patents 1 Patents 8 Patents 4

Countries ranked near Sri Lanka

  1. 63 Algeria 2 Patents compare
  2. 63 Georgia 2 Patents compare
  3. 63 North Macedonia 2 Patents compare
  4. 66 Belarus 1 Patents compare
  5. 66 Bosnia and Herzegovina 1 Patents compare
  6. 66 Kazakhstan 1 Patents compare
  7. 66 Peru 1 Patents compare

See the full ranking of 104 places →

More environment data for Sri Lanka

All data for Sri Lanka →

Frequently asked questions

What is environment-related technologies patents — patent applications in Sri Lanka?
Environment-related technologies patents — patent applications in Sri Lanka was 1 Patents in 2023, according to Organisation for Economic Co-operation and Development.
What is the highest environment-related technologies patents — patent applications recorded in Sri Lanka?
The highest recorded value was 8 Patents in 2021.
What is the lowest environment-related technologies patents — patent applications recorded in Sri Lanka?
The lowest recorded value was 0 Patents in 1978.
How does Sri Lanka rank for environment-related technologies patents — patent applications?
Sri Lanka ranks 66th out of 88 countries with data for 2023.
Is environment-related technologies patents — patent applications rising or falling in Sri Lanka?
Over the last ten years it is unchanged. The long-run trend across the full record is volatile.
Where does this Sri Lanka data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Environment-related technologies patents — Patent applications. Statizoid updates them automatically from the source API.

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CSV · JSON — 46 observations, free to reuse under OECD Terms and Conditions (attribution required).

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Environment-related technologies patents — Patent applications in Sri Lanka. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 22 August 2026, from https://environment.statizoid.com/stat/environment-related-technologies-patents-patent-applications/sri-lanka/

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About this data

Indicator
Environment-related technologies patents — Patent applications
Unit
Patents
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
104 places, 4,784 data points, 1978–2023
Last refreshed

To identify patents in environment-related technologies (ENV-TECH), detailed search strategies have been developed drawing on more than 200,000 classification symbols. The search strategies encompass a broad spectrum of technologies related to environmental pollution, water scarcity, climate change mitigation.