REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/21/2026
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Official data from USPTO
EXFO
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: CombinedOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
33
Latest update
03/22/2026
Trademark type
Combined
Nice classes
9, 37, 41, 42
Filing date
07/07/2016
Registration date
03/21/2017
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
02/02/2023
Last transaction
03/22/2026
Responsible office
United States Patent and Trademark Office
Status code
702
Official register
Principal Register
First use anywhere
09/01/1996
First use in commerce
09/01/1996
Drawing code
5
Owner type
03
Owner location
Quebec City, CA
Examiner
DICKEY, ERICA
Law office
M30
Current location
TMO LAW OFFICE 112
Mark description
The mark consists of "EXFO" in stylized font.
Holders and representatives
Holders
EXFO INC.
Representatives
Scott J. Slavick BARACK FERRAZZANO KIRSCHBAUM & NAGELBERG LLP
Technical classification
Nice Classes
Class 9Class 37Class 41Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
Test equipment hardwarepower metersoptical loss testersoptical light sources tunable or fixedoptical switchesvisual fault locator for single mode and multimode fiberslive fiber detectorvariable attenuators for creating a calibrated level of optical attenuationback-reflection metersoptical time-domain reflectometers to fully characterize the optical linkoptical spectrum analyzerdispersion analyzersmodulation analyzersresistive fault locator for copper linkscopper and DSL time-domain reflectometers to fully characterize the copper linkpower spectrum density analyzerdigital multimetervoice frequency and wideband noise analyzervoice frequency and wideband longitudinal balance analyzerDSL and internet services analyzersinternet protocol testers for EthernetSONET/SDHFibre ChannelOTN and CPRI/OBSAIspectral analysis analyzers; computer hardware and software and mobile device software applications for communication network testingtroubleshootinganalyzingmonitoringmanagementemulationoptimizationcharacterizationanalytics; computer hardware and software and mobile device software applications for traffic generationautomation and performance analysismanagement of data from testing devices in the field of communications networks; computer hardware and software and mobile device software applications for traffic generationautomation and performance analysismanagement 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 measurementcorrelationmonitoring and managementtest 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 testingprotocol compliancenegative testing of network elements in live or in-development networkssimulation of mobile devicessubscriber behavior in the field of communication networks
Class 37
Installationrepair 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 hardwareoperation systemsvirtual and physical host servers and local area networks
Class 41
Providing product and technology training classes and seminars addressing the operationmaintenance and results interpretation of communications network test equipment hardware and computer hardware and software and mobile device software applications
Class 42
Engineering and technology consultation services in the fields of communication network commissioningoperationtestingmonitoring and customization; technical support services in the nature of troubleshooting in the nature of diagnosing test equipment hardware and computer hardwareoperation systemsvirtual and physical host servers and local area network problems; technical support services in the nature of troubleshooting problems involving computer softwaremobile device software applications; network inventory data extractiondata 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; installationrepairmaintenance of computer software and mobile device software applications
Publications
History of USPTO decisions and trademark events.
33 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/17/2026
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
02/17/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/17/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/17/2026
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
02/02/2023
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
02/02/2023
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/02/2023
E815
TEAS SECTION 8 & 15 RECEIVED
07/15/2022
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
03/21/2022
R.PR
REGISTERED-PRINCIPAL REGISTER
03/21/2017
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
01/03/2017
PUBO
PUBLISHED FOR OPPOSITION
01/03/2017
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
12/14/2016
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
11/23/2016
XAEC
EXAMINER'S AMENDMENT ENTERED
11/16/2016
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
11/16/2016
GNEA
EXAMINERS AMENDMENT E-MAILED
11/16/2016
CNEA
EXAMINERS AMENDMENT -WRITTEN
11/16/2016
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
11/01/2016
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
10/31/2016
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
10/31/2016
GPRN
NOTIFICATION OF PRIORITY ACTION E-MAILED
10/27/2016
GPRA
PRIORITY ACTION E-MAILED
10/27/2016
CPRA
PRIORITY ACTION WRITTEN
10/27/2016
GEAN
NOTIFICATION OF EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED
10/24/2016
GEAP
EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED
10/24/2016
EPEN
COMBINED EXAMINER'S AMENDMENT/PRIORITY ACTION AUTOMATIC ENTRY
10/24/2016
CPEA
EXAMINERS AMENDMENT AND/OR PRIORITY ACTION - COMPLETED
10/24/2016
DOCK
ASSIGNED TO EXAMINER
10/17/2016
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
07/14/2016
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
07/13/2016
NWAP
NEW APPLICATION ENTERED
07/11/2016
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