U.S. International Trade Commission Reviews Violation Case Involving Refrigeration Systems
Estimated reading time: 3–5 minutes
Date: 2026-07-08
The U.S. International Trade Commission (USITC) is reviewing a case involving the importation and sale of certain boiler protection systems for refrigeration. This review is based on finding possible violations of Section 337.
The Investigation
The investigation started on June 18, 2025. It was based on a complaint by ARPC LLC and Paul N. Unmack from Butte, Montana. They said there were violations concerning refrigeration systems.
Patent Infringement Allegations
The complaint said that some companies were importing and selling boiler protections that infringed on U.S. Patent No. 8,056,360. The patent is about specific claims related to refrigeration systems.
Named Respondents
The investigation named 10 respondents. These companies are mostly from China. They were accused of selling and importing products that might infringe the patent.
Default and Termination of Respondents
Some respondents, like Koofang and Bydorunce, did not respond to show-cause orders. Therefore, they were found in default. Some respondents like Hofantek were removed from the investigation.
Summary Determination
On May 21, 2026, the case had a summary decision. It said there was a violation by certain respondents. These respondents were found to have imported products infringing the patent.
Economic Requirement Reviewed
The USITC decided to review the findings related to economic requirements. They want to be sure about these findings before moving forward with any action.
Possible Remedies
The investigation can lead to exclusion orders. It can stop the entry of certain products into the U.S. This could also include cease and desist orders which would make companies stop unfair acts.
Public Interest Considerations
If any remedy is ordered, USITC must consider public interest. This includes looking at the effect on public health, the economy, and U.S. consumers.
Opportunity for Written Submissions
Parties, government agencies, and public are invited to give written submissions about remedies and public interest. The submissions are important in deciding the final decision.
Timeline
The written submissions must be filed by July 20, 2026. Reply submissions are due by July 27, 2026.
Commission Vote and Authority
The Commission made its decision on this matter on July 6, 2026. It operates under the Tariff Act of 1930 and Commission’s Rules of Practice and Procedure.
For more information, contact the U.S. International Trade Commission or visit their website.
Legal Disclaimer
This article includes content collected from the Federal Register (federalregister.gov). The content is not an official government publication. This article is for informational purposes only and does not constitute legal advice. For case-specific consultation, please contact us. Read our full Legal Disclaimer, which also includes information on translation accuracy.


