CAMBI Trademark

Trademark Overview


On Thursday, June 19, 2025, a trademark application was filed for CAMBI with the United States Patent and Trademark Office. The USPTO has given the CAMBI trademark a serial number of 79431372. The federal status of this trademark filing is PUBLICATION/ISSUE REVIEW COMPLETE as of Monday, February 2, 2026. This trademark is owned by CAMBI TECHNOLOGY AS. The CAMBI trademark is filed in the Environmental Control Instrument Products, Treatment & Processing of Materials Services, and Computer & Software Services & Scientific Services categories with the following description:

Treatment of materials, namely treatment of sludge from wastewater treatment plants; treatment of solid and liquid household waste, organic industrial waste, sewage sludge, fish waste and animal by-products; conversion of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products into renewable energy and biogas; water treatment services.

Plants for the treatment of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products; installations for the treatment of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products; purification installations for the treatment of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products; plants for thermal hydrolysis and steam explosion of sewage sludge, household waste, industrial sludge, industrial waste, agricultural waste and other organic material, namely, straw and wood; installations for thermal hydrolysis of sludge, household waste and industrial and agricultural waste, sludge and other by-products and other organic material, namely, straw and wood; plants for thermal hydrolysis of sludge, household waste and industrial and agricultural waste, sludge and other by-products and other organic material, namely, straw and wood; plants for conversion of sewage slu...

Engineering services related to the treatment, transformation, and valorisation of biological, organic and industrial residual streams, engineering services related to sewage sludge, food waste, wet and dry organic waste, industrial by-products and other feedstocks, engineering services related to nutrient and energy recovery, engineering services related to process design, optimisation and automation, engineering services related to software for industrial monitoring, engineering services related to remote control and data management, engineering services, namely, advisory services relating to industrial engineering, engineering services relating to environmental technologies and circular economy solutions, namely, an environmental technology system where materials never become waste and nature is regenerated; plant engineering for sludge management; hydrological engineering services.
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General Information


Serial Number79431372
Word MarkCAMBI
Filing DateThursday, June 19, 2025
Status681 - PUBLICATION/ISSUE REVIEW COMPLETE
Status DateMonday, February 2, 2026
Registration Number0000000
Registration DateNOT AVAILABLE
Mark Drawing3 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s)
Published for Opposition DateTuesday, February 24, 2026

Trademark Statements


Goods and ServicesTreatment of materials, namely treatment of sludge from wastewater treatment plants; treatment of solid and liquid household waste, organic industrial waste, sewage sludge, fish waste and animal by-products; conversion of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products into renewable energy and biogas; water treatment services.
Indication of Colors claimedThe colors blue and white are claimed as a feature of the mark.
Goods and ServicesPlants for the treatment of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products; installations for the treatment of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products; purification installations for the treatment of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products; plants for thermal hydrolysis and steam explosion of sewage sludge, household waste, industrial sludge, industrial waste, agricultural waste and other organic material, namely, straw and wood; installations for thermal hydrolysis of sludge, household waste and industrial and agricultural waste, sludge and other by-products and other organic material, namely, straw and wood; plants for thermal hydrolysis of sludge, household waste and industrial and agricultural waste, sludge and other by-products and other organic material, namely, straw and wood; plants for conversion of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products into renewable energy and biogas; installations for conversion of sewage sludge, household waste and industrial and agricultural waste, sludge and other by-products into renewable energy and biogas.
Goods and ServicesEngineering services related to the treatment, transformation, and valorisation of biological, organic and industrial residual streams, engineering services related to sewage sludge, food waste, wet and dry organic waste, industrial by-products and other feedstocks, engineering services related to nutrient and energy recovery, engineering services related to process design, optimisation and automation, engineering services related to software for industrial monitoring, engineering services related to remote control and data management, engineering services, namely, advisory services relating to industrial engineering, engineering services relating to environmental technologies and circular economy solutions, namely, an environmental technology system where materials never become waste and nature is regenerated; plant engineering for sludge management; hydrological engineering services.
Description of MarkThe mark consists of the blue stylized wording "CAMBI" which appears below a white drop outlined in blue containing a vertical blue infinity symbol.

Classification Information


International Class011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes.
US Class Codes013, 021, 023, 024, 031, 034
Class Status Code6 - Active
Class Status DateThursday, August 28, 2025
Primary Code011
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

International Class040 - Treatment of materials.
US Class Codes100, 103, 106
Class Status Code6 - Active
Class Status DateThursday, August 28, 2025
Primary Code040
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

International Class042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software.
US Class Codes100, 101
Class Status Code6 - Active
Class Status DateThursday, August 28, 2025
Primary Code042
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

Trademark Owner History


Party NameCAMBI TECHNOLOGY AS
Party Type10 - Original Applicant
Legal Entity Type24 - NOT AVAILABLE
AddressNO

Trademark Events


Event DateEvent Description
Thursday, August 28, 2025SN ASSIGNED FOR SECT 66A APPL FROM IB
Tuesday, September 9, 2025NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Tuesday, September 9, 2025APPLICATION FILING RECEIPT MAILED
Thursday, November 6, 2025ASSIGNED TO EXAMINER
Friday, November 7, 2025NON-FINAL ACTION WRITTEN
Saturday, November 8, 2025NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
Wednesday, December 17, 2025REFUSAL PROCESSED BY MPU
Wednesday, December 17, 2025NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
Thursday, January 1, 2026REFUSAL PROCESSED BY IB
Tuesday, January 27, 2026TEAS RESPONSE TO OFFICE ACTION RECEIVED
Tuesday, January 27, 2026CORRESPONDENCE RECEIVED IN LAW OFFICE
Tuesday, January 27, 2026TEAS/EMAIL CORRESPONDENCE ENTERED
Wednesday, January 28, 2026EXAMINERS AMENDMENT -WRITTEN
Wednesday, January 28, 2026EXAMINERS AMENDMENT E-MAILED
Wednesday, January 28, 2026NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Wednesday, January 28, 2026EXAMINER'S AMENDMENT ENTERED
Wednesday, January 28, 2026APPROVED FOR PUB - PRINCIPAL REGISTER
Tuesday, February 3, 2026NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
Wednesday, February 4, 2026NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB