Clean Harbors has a total of 482 patents globally, out of which 256 have been granted. Of these 482 patents, more than 25% patents are active. The USA is where Clean Harbors has filed the maximum number of patents, followed by Canada and South Korea. Parallelly, the USA seems to be the main focused R&D center of Clean Harbors.
Clean Harbors was founded in the year 1980 by Alan McKim. The company is the leading provider of environmental, energy and industrial services throughout North America. As of June 2023, Clean Harbors has a market cap of $8.40 Billion.
Do read about some of the most popular patents of Clean Harbors which have been covered by us in this article and also you can find Clean Harbors patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Clean Harbors patent portfolio.
How many patents does Clean Harbors have?
Clean Harbors has a total of 482 patents globally. These patents belong to 131 unique patent families. Out of 482 patents, 125 patents are active.
How Many Patents did Clean Harbors File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | Clean Harbors Applications Filed | Clean Harbors Patents Granted |
| 2022 | 1 | – |
| 2021 | 4 | 3 |
| 2020 | – | 6 |
| 2019 | 2 | 11 |
| 2018 | 17 | 12 |
| 2017 | 2 | 16 |
| 2016 | 9 | 13 |
| 2015 | 13 | 13 |
| 2014 | 26 | 7 |
| 2013 | 14 | 20 |
| 2012 | 29 | 21 |
| 2011 | 45 | 30 |
How many Clean Harbors patents are Alive/Dead?
Worldwide Patents
How Many Patents did Clean Harbors File in Different Countries?
Countries in which Clean Harbors Filed Patents
| Country | Patents |
| United States Of America | 114 |
| Canada | 52 |
| Korea (South) | 32 |
| Europe | 32 |
| China | 30 |
| Japan | 28 |
| Mexico | 26 |
| Singapore | 25 |
| Australia | 18 |
| Brazil | 11 |
| India | 11 |
| Thailand | 8 |
| Germany | 7 |
| Israel | 7 |
| Indonesia | 6 |
| Viet Nam | 6 |
| Hong Kong (S.A.R.) | 6 |
| Spain | 5 |
| Austria | 4 |
| Russia | 4 |
| Denmark | 2 |
| Italy | 2 |
| Trinidad and Tobago | 1 |
| Argentina | 1 |
| Norway | 1 |
| Netherlands | 1 |
| Brunei | 1 |
| Chile | 1 |
| South Africa | 1 |
Where are Research Centres of Clean Harbors Patents Located?
10 Best Clean Harbors Patents
US7801838B2 is the most popular patent in the Clean Harbors portfolio. It has received 81 citations so far from companies like Microsoft, Hon Hai Precision Industry, and IBM.
Below is the list of 10 most cited patents of Clean Harbors:
| Publication Number | Citation Count |
| US7801838B2 | 81 |
| US7346507B1 | 51 |
| US8308869B2 | 48 |
| US7669899B2 | 37 |
| USD600564S1 | 34 |
| WO2004096428A1 | 33 |
| US8057607B2 | 32 |
| US6638396B1 | 28 |
| US8763855B1 | 27 |
| US7292977B2 | 27 |
What are Clean Harbors key innovation segments?
What Technologies are Covered by Clean Harbors?
The chart below distributes patents filed by Clean Harbors