LUMEN DEFENDER
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LUMEN DEFENDER Trademark

Serial Number: 99631602

LUMEN DEFENDER is a trademark filed by CenturyLink Communications, LLC on February 3, 2026. The trademark is classified under Class 42 (Computer & Scientific). The application is currently pending registration.

Owner Contact Info

CenturyLink Communications, LLC (2 trademarks)

931 14th Street
Denver, CO 80202

Entity Type: 16

Trademark Details

Filing Date

February 3, 2026

Registration Date

Not Registered

Published for Opposition

April 21, 2026

Goods & Services

Computer network management and monitoring of technological functions of computer network systems; computer security services, namely, consultancy, threat analysis for protecting data, security threat identification for computer network protection purposes, intrusion detection, virus protection, managed firewall services, enforcing and restricting access privileges of users of computing resources for cloud, mobile or network resources based on assigned credentials, filtering unwanted emails, and monitoring network traffic for security purposes including prevention of cyberattacks; internet security services, namely, globally monitoring and collecting cybersecurity intelligence about software threats for the purpose of collecting and disseminating information about cyber threats and malware; technical research in the field of cybersecurity for others; technical research in the field of network security threats; providing temporary use of non downloadable cloud based software for detecting and analyzing malware and exploits; providing temporary use of non downloadable cloud based software for data security and protection; computer network protection and security consultation, namely, computer software consultation and computer software security consultation in the fields of assessment and protection of computer data and information, networks, servers, applications, desktop computers, and computing devices against attack, intrusion, and misuse; monitoring of network traffic for security purposes, for detecting, preventing, and mitigating cyber threats, cyberattacks, and malicious activity affecting computer servers connected to the Internet; security threat management services, namely, monitoring and tracking of software security vulnerabilities and problems in computer software products, the Internet, and computer networks, and protection of computer data and information, networks, servers, applications, and desktop computers; providing information security incident response services, namely, detecting and mitigating unauthorized access to computer networks and computer systems; testing, analysis, and evaluation of computer networks, servers, applications, desktop computers, and computing devices to assure compliance with cybersecurity industry standards; technical support services, namely, troubleshooting, monitoring, and remediation of technical computer security network software problems

Filing History

NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Jun 16, 2026 NOAM
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Apr 21, 2026 NPUB
PUBLISHED FOR OPPOSITION
Apr 21, 2026 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Apr 15, 2026 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Mar 26, 2026 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Mar 26, 2026 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Mar 26, 2026 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Mar 26, 2026 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Mar 24, 2026 GNRN
NON-FINAL ACTION E-MAILED
Mar 24, 2026 GNRT
NON-FINAL ACTION WRITTEN
Mar 24, 2026 CNRT
ASSIGNED TO EXAMINER
Mar 23, 2026 DOCK
APPLICATION FILING RECEIPT MAILED
Feb 3, 2026 MAFR
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Feb 3, 2026 NWOS
NEW APPLICATION ENTERED
Feb 3, 2026 NWAP