Filed Oct. 22, 2025

Serial No. 79447261

Examining Attorney null

Class Encryption software, namely, downloadable computer software for encryption; computer software, in particular security and cryptography software, being downloadable software for the generation of symmetric cryptographic keys, for error correction and privacy amplification, and for security verification of cryptographic keys, in the field of quantum cryptography and quantum key distribution; downloadable computer software for encryption; downloadable software for use in data and file management and for managing databases; downloadable artificial intelligence software and machine learning software for monitoring quantum key distribution systems and for evaluating whether security parameters remain within secure limits; downloadable software for monitoring, analyzing, controlling, and executing processes in the physical world, in particular, for operating and monitoring entangled-photon quantum key distribution apparatus, including error correction, privacy amplification and continuous evaluation of security parameters; system and system support software and firmware being downloadable software and firmware for operating entangled-photon sources and single-photon detectors and for generating cryptographically secure keys, including security verification against quantum key distribution protocols; server software being downloadable software for the management and distribution of cryptographic keys, including key partitioning, key identification and key delivery to users, and for orchestration of quantum key distribution networks; encryption devices being electronic encryption units; electronic encryption units; communication networks being optical communication network hardware for quantum key distribution; communication devices, namely, communications computers; communication software being downloadable software for the management and distribution of cryptographic keys, including key partitioning, key identification and key delivery to users, and for orchestration of quantum key distribution networks; communication equipment, namely, communications computers; satellites for communication purposes; communication and network software being downloadable software for the management and distribution of cryptographic keys, including key partitioning, key identification and key delivery to users, and for orchestration of quantum key distribution networks; network communication devices, namely, optical network communication hardware; optical devices and instruments, namely, optical apparatus for quantum key distribution; data communication devices, namely, communication computers; fiber optic telecommunication devices, namely, optical fiber cables; communication interface units, namely, optical communication interface hardware; satellite communications apparatus; optical communication devices being optical apparatus for quantum communication; lasers for measuring purposes; cables for electricity being electric cables; optical devices and equipment, namely, optical semiconductor amplifiers; optical networks being optical hardware for entangled-photon distribution; satellite transmitters and receivers; satellite transmission devices and apparatus, namely, satellite dishes for satellite transmissions; satellite transmission and reception devices, namely, satellite dishes for satellite transmissions; satellite transmission devices being satellite transmitters; scientific research and laboratory apparatus, namely, scientific apparatus for quantum optics and photonics; information technology, audiovisual, multimedia and photographic devices, namely, single-photon detectors and optical measurement instruments; computers; computer peripherals; security token hardware; random number generators being computer hardware and recorded software for use in generating random numbers; hardware security modules being computer hardware; computer components and parts, namely computer hardware; computers and computer hardware; computer network and data communication devices and equipment, namely, optical network communication hardware; point-to-point communication devices, namely, apparatus for point to-point communications in the nature of telecommunications transmitters; data processing apparatus; electronic data loggers and recorders; lasers for non-medical purposes; optical semiconductor amplifiers; recorded computer firmware for operating entangled-photon sources and single-photon detectors and for generating cryptographically secure keys, including security verification against quantum key distribution protocols; utility, security, and cryptography software being downloadable software for the generation of symmetric cryptographic keys, error correction, privacy amplification and key security verification, in the field of quantum cryptography and quantum key distribution; quantum cryptography networks being optical apparatus for quantum cryptography; quantum communication networks being optical apparatus for quantum communication; quantum key distribution networks being optical apparatus for quantum key distribution; entangled photon sources being optical apparatus for generating entangled photon pairs; entangled photon networks being optical apparatus for distributing entangled photons; devices for generating entangled photons being optical apparatus for generating entangled photon pairs; devices for quantum cryptography, quantum communication, and quantum key distribution being optical apparatus for quantum cryptography, quantum communication and quantum key distribution; apparatus for quantum cryptography, quantum communication, and quantum key distribution being optical apparatus for quantum cryptography, quantum communication and quantum key distribution; all of the aforementioned goods, in particular in relation to quantum cryptographic applications, and using quantum cryptography, quantum key distribution applications, and using quantum key distribution; 021; 023; 026; 036; 038; 100; 103; 106; 100; 101; 104; 100; 101

Case Type Trademark Service mark