EXFO

What this means for you

Registered since 21 Mar 2017. The owner can stop confusingly similar uses in the classes it covers.

Record

Serial number

87096435

Registration number

5164580

Mark type

Word mark

Filed

07 Jul 2016

Published for opposition

03 Jan 2017

Registered

21 Mar 2017

Attorney of record

Scott J. Slavick

Goods and services

• Class 009 — Scientific and electric apparatus: Test equipment hardware, namely, power meters, optical loss testers, optical light sources tunable or fixed, optical switches, visual fault locator for single mode and multimode fibers, live fiber detector, variable attenuators for creating a calibrated level of optical attenuation, back-reflection meters, optical time-domain reflectometers to fully characterize the optical link, optical spectrum analyzer, dispersion analyzers, modulation analyzers, resistive fault locator for copper links, copper and DSL time-domain reflectometers to fully characterize the copper link, power spectrum density analyzer, digital multimeter, voice frequency and wideband noise analyzer, voice frequency and wideband longitudinal balance analyzer, DSL and internet services analyzers, internet protocol testers for Ethernet, SONET/SDH, Fibre Channel, OTN and CPRI/OBSAI, and spectral analysis analyzers; computer hardware and software and mobile device software applications for communication network testing, troubleshooting, analyzing, monitoring, management, emulation, optimization, characterization, and analytics; computer hardware and software and mobile device software applications for traffic generation, automation and performance analysis, and management of data from testing devices in the field of communications networks; computer hardware and software and mobile device software applications for traffic generation, automation and performance analysis, and management of data from testing devices in the field of communications networks; computer hardware and software and mobile device software applications for passive and active quality-of-service and quality-of-experience measurement, correlation, monitoring and management, test orchestration and test function virtualization in the field of communication networks; computer hardware and software and mobile device software applications for network simulation and load testing, namely, protocol compliance, negative testing of network elements in live or in-development networks, simulation of mobile devices, and subscriber behavior in the field of communication networks
• Class 037 — Building construction and repair services: Installation, repair and maintenance of communications network test equipment hardware and computer hardware; technical consulting related to the building and installation of communication networks; technical support services in the nature of troubleshooting in the nature of repair of test equipment hardware and computer hardware, operation systems, virtual and physical host servers and local area networks
• Class 041 — Education and entertainment services: Providing product and technology training classes and seminars addressing the operation, maintenance and results interpretation of communications network test equipment hardware and computer hardware and software and mobile device software applications
• Class 042 — Scientific and technological services: Engineering and technology consultation services in the fields of communication network commissioning, operation, testing, monitoring and customization; technical support services in the nature of troubleshooting in the nature of diagnosing test equipment hardware and computer hardware, operation systems, virtual and physical host servers and local area network problems; technical support services in the nature of troubleshooting problems involving computer software, mobile device software applications; network inventory data extraction, data transformation and loading data into software; communication network test data integration between our computer software and customer's or third-party application software or repositories; installation, repair, and maintenance of computer software and mobile device software applications

Owner

• EXFO INC., Quebec City, CA
• EXFO INC., Quebec City, CA
• EXFO INC., Quebec City, CA

Prior registrations

• Registration 2600185

Prosecution history

• 21 Mar 2026 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
• 17 Feb 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 17 Feb 2026 — TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
• 17 Feb 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 17 Feb 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 02 Feb 2023 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
• 02 Feb 2023 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
• 02 Feb 2023 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
• 15 Jul 2022 — TEAS SECTION 8 & 15 RECEIVED
• 21 Mar 2022 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
• 21 Mar 2017 — REGISTERED-PRINCIPAL REGISTER
• 03 Jan 2017 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
• 03 Jan 2017 — PUBLISHED FOR OPPOSITION
• 14 Dec 2016 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
• 23 Nov 2016 — APPROVED FOR PUB - PRINCIPAL REGISTER