LIGHTIUM
LIVE

Serial Number

79443632

Owner

Lightium AG

Attorney

James R Menker

Filing Date

Jul 3, 2025

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LIGHTIUM Trademark

Serial Number: 79443632

LIGHTIUM is a trademark filed by Lightium AG on July 3, 2025. The trademark is classified under Class 9 (Computers & Electronics), Class 40 (Treatment & Processing), Class 42 (Computer & Scientific). The application is currently pending registration.

Owner Contact Info

Lightium AG

Wagistrasse 13

Entity Type: 98

Trademark Details

Filing Date

July 3, 2025

Registration Date

Not Registered

Published for Opposition

June 16, 2026

Goods & Services

Photonic integrated circuits (PICs); photonic computer chips; photonic integrated chips for use in artificial intelligence (AI) applications; semiconductor chiplets comprising one or more integrated photonic chips; photonic semiconductor chip sets; low-consumption, high-speed and high-optical efficiency photonic electro-optic on-insulator devices being semiconductor chips; optical devices, namely, encapsulated electro-optic modulators incorporating photonic integrated chips; photonics specialized computer hardware; photonic integrated chips for telecommunications, quantum photonics and data processing; thin-film lithium niobate (TFLN) integrated circuits; high-performance opto-electronic devices, namely, light emitting diodes (LEDs), lasers not for medical purposes, photodetectors being photoelectric sensors, and solar cells; photonic interposers and hybrid integration solutions, namely, semiconductor wafers; downloadable text files in the nature of process design kits (PDKs) for use in connection with photonic integrated circuits; design libraries and simulation models in the nature of downloadable electronic data files for use in the design of photonic circuits; recorded and downloadable computer software for the design, verification and installation of photonic components; optical receivers; fiber-optic connectors; semiconductor chips; semiconductor optical amplifiers; semiconductor devices; optical frequency metrology devices; semi-conductors; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity distribution or use; apparatus and instruments for sound, image or data recording, transmission, reproduction or processing; integrated circuit chips; computer chips; microchips; electronic circuits; integrated circuits; electronic components for integrated circuit cards; downloadable computer software for use in accessing process design kit (PDK) libraries for photonic integrated circuits

Quality control for others, namely, testing, characterization, sorting and validation of high frequency photonic integrated circuits; quality control for others, namely, the measurement of optical, electrical and thermal performance of photonic devices; calibration services and quality control for others in the field of photonic components, including encapsulated modules and chiplets; metrological inspection of photonic chips for quality control purposes; on-demand testing of photonic integrated circuits for industrial or scientific applications; design, development, and maintenance of computer software for use in connection with process design kits (PDKs) for photonic integrated circuits; design and testing of new products, namely, phonetic components using process design kits (PDKs), for others; computer systems integration services, namely, process design kit (PDK) adaptation services for specific platforms or processes; scientific and technological services, namely, scientific research, analysis and design in the fields of photonic integrated circuits and communications technology; engineering services relating to information technologies and in the field of communications technology; technological consultancy services in the technology field of photonic integrated circuits and communications technology; telecommunications technology consultancy services; research in the fields of telecommunications technology, information technology and artificial intelligence technology; information technology engineering; design and development of photonic integrated circuits; scientific and technological services, namely, research and design in the field of photonic integrated circuits and communications technology; industrial analysis and industrial research in the field of photonic integrated circuits and communications technology; industrial design services; quality control and authentication services photonic integrated circuits and communications technology; design and development of computers and software; design and development of chips, photonic chips, silicon chips, integrated circuits and wafers for integrated circuits; quality control of integrated photonic devices; testing of photonic circuits during production; quality control for others, namely, end-of-line optical and electrical characterization services for high-frequency photonic circuits.

Custom fabrication of high-frequency photonic integrated circuits, especially thin-film lithium niobate (TFLN) substrates; custom manufacture of active and passive components such as lasers, detectors, modulators, on photonic chips, including via micro-transfer, bonding or hybrid assembly techniques; custom fabrication of chips, photonic chips, integrated circuits, wafers for integrated circuits, chiplets, chipsets, and opto-electronic components; custom manufacture of photonic devices, including the encapsulation and interconnection of photonic devices; custom manufacture of photonic circuits, including the sorting of photonic circuits during production.

Filing History

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
May 20, 2026 GNEN
APPROVED FOR PUB - PRINCIPAL REGISTER
May 20, 2026 CNSA
EXAMINER'S AMENDMENT ENTERED
May 20, 2026 XAEC
EXAMINERS AMENDMENT E-MAILED
May 20, 2026 GNEA
EXAMINERS AMENDMENT -WRITTEN
May 20, 2026 CNEA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
May 8, 2026 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
May 8, 2026 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
May 8, 2026 REAP
TEAS/EMAIL CORRESPONDENCE ENTERED
Apr 29, 2026 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Apr 29, 2026 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Apr 29, 2026 TROA
REFUSAL PROCESSED BY IB
Apr 16, 2026 RFNT
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
Mar 27, 2026 RFCS
REFUSAL PROCESSED BY MPU
Mar 27, 2026 RFRR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
Feb 25, 2026 RFCR
NON-FINAL ACTION WRITTEN
Feb 24, 2026 CNRT
ASSIGNED TO EXAMINER
Feb 16, 2026 DOCK
APPLICATION FILING RECEIPT MAILED
Feb 15, 2026 MAFR
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Feb 15, 2026 NWOS
SN ASSIGNED FOR SECT 66A APPL FROM IB
Feb 12, 2026 REPR