| Utility: Virtualized sections for sectional control of optical links Filling date: 5 Sep 2025 Issue date: 13 Sep 2022 | 1 Jul 2021 | 13 Sep 2022 |
| Utility: Knowledge base and mining for effective root-cause analysis Filling date: 5 Sep 2025 Issue date: 13 Sep 2022 | 2 Dec 2020 | 13 Sep 2022 |
| Utility: Identifying border gateway protocol (BGP) anomalies at scale Filling date: 5 Sep 2025 Issue date: 13 Sep 2022 | 12 Feb 2020 | 13 Sep 2022 |
| Utility: EVPN VPWS FXC local switching connectivity Filling date: 5 Sep 2025 Issue date: 13 Sep 2022 | 22 Jan 2020 | 13 Sep 2022 |
| Utility: Apparatus and method for modifying airflow of a network element Filling date: 5 Sep 2025 Issue date: 30 Aug 2022 | 7 Dec 2020 | 30 Aug 2022 |
| Utility: Flexible grid optical spectrum transmitter, receiver, and transceiver Filling date: 5 Sep 2025 Issue date: 23 Aug 2022 | 30 Nov 2020 | 23 Aug 2022 |
| Utility: Silicon-based modulator with optimized longitudinal doping profiles Filling date: 5 Sep 2025 Issue date: 23 Aug 2022 | 25 Jan 2019 | 23 Aug 2022 |
| Utility: NG-VPLS E-tree signaling using segment routing Filling date: 5 Sep 2025 Issue date: 16 Aug 2022 | 31 Aug 2020 | 16 Aug 2022 |
| Utility: Pseudowire and label switched path grouping to achieve scale in protection switching Filling date: 5 Sep 2025 Issue date: 16 Aug 2022 | 24 Jun 2019 | 16 Aug 2022 |
| Utility: System-level optical amplifier efficiency performance metric Filling date: 5 Sep 2025 Issue date: 9 Aug 2022 | 17 Jan 2020 | 9 Aug 2022 |
| Utility: Balancing a pair of avalanche photodiodes in a coherent receiver Filling date: 5 Sep 2025 Issue date: 2 Aug 2022 | 20 Apr 2021 | 2 Aug 2022 |
| Utility: In-service software upgrade systems and methods utilizing two router processors in a network element Filling date: 5 Sep 2025 Issue date: 19 Jul 2022 | 19 Aug 2020 | 19 Jul 2022 |
| Utility: Managing stray light in integrated photonics devices Filling date: 5 Sep 2025 Issue date: 19 Jul 2022 | 31 Mar 2020 | 19 Jul 2022 |
| Utility: Per service microburst monitoring systems and methods for ethernet Filling date: 5 Sep 2025 Issue date: 12 Jul 2022 | 4 Jan 2021 | 12 Jul 2022 |
| Utility: Flat, highly connected optical network for data center switch connectivity Filling date: 5 Sep 2025 Issue date: 12 Jul 2022 | 5 Nov 2020 | 12 Jul 2022 |
| Utility: Distributed customer premises equipment Filling date: 5 Sep 2025 Issue date: 12 Jul 2022 | 8 Apr 2020 | 12 Jul 2022 |
| Utility: Label switched path (LSP) protection across multiple domains of a segment routing (SR) network Filling date: 5 Sep 2025 Issue date: 12 Jul 2022 | 21 Nov 2019 | 12 Jul 2022 |
| Utility: Reduced size optical connector for modules and circuit packs Filling date: 5 Sep 2025 Issue date: 5 Jul 2022 | 17 Dec 2020 | 5 Jul 2022 |
| Utility: Modular networking hardware platform Filling date: 5 Sep 2025 Issue date: 28 Jun 2022 | 31 Jan 2020 | 28 Jun 2022 |
| Utility: Utilizing images to evaluate the status of a network system Filling date: 5 Sep 2025 Issue date: 21 Jun 2022 | 2 Sep 2021 | 21 Jun 2022 |
| Utility: Systems and methods for intelligent routing and content placement in information centric networks Filling date: 5 Sep 2025 Issue date: 14 Jun 2022 | 31 Jul 2020 | 14 Jun 2022 |
| Utility: Systems and methods for creating and activating a license Filling date: 5 Sep 2025 Issue date: 14 Jun 2022 | 14 May 2020 | 14 Jun 2022 |
| Utility: High performance and scalable multi-layer topology discovery systems and methods Filling date: 5 Sep 2025 Issue date: 14 Jun 2022 | 26 Feb 2020 | 14 Jun 2022 |
| Utility: Network architecture providing device identification and redirection using whitelisting traffic classification Filling date: 5 Sep 2025 Issue date: 14 Jun 2022 | 26 Jul 2019 | 14 Jun 2022 |
| Utility: Estimating performance margin of a multi-section path using optical signal-to-noise ratio (OSNR) Filling date: 5 Sep 2025 Issue date: 7 Jun 2022 | 20 Jan 2021 | 7 Jun 2022 |
| Utility: Accelerating transactions from a trusted source Filling date: 5 Sep 2025 Issue date: 7 Jun 2022 | 17 Nov 2020 | 7 Jun 2022 |
| Utility: Identifying and locating a root cause of issues in a network having a known topology Filling date: 5 Sep 2025 Issue date: 7 Jun 2022 | 23 Jul 2020 | 7 Jun 2022 |
| Utility: Congruent bidirectional segment routing tunnels Filling date: 5 Sep 2025 Issue date: 7 Jun 2022 | 21 Apr 2020 | 7 Jun 2022 |
| Utility: Permitted network risks in diverse route determinations Filling date: 5 Sep 2025 Issue date: 7 Jun 2022 | 22 Oct 2019 | 7 Jun 2022 |
| Utility: Managing a distributed microservice architecture as a monolithic distribution Filling date: 5 Sep 2025 Issue date: 7 Jun 2022 | 5 Sep 2019 | 7 Jun 2022 |
| Utility: High-order phase tracking loop with segmented proportional and integral controls Filling date: 5 Sep 2025 Issue date: 31 May 2022 | 25 Feb 2020 | 31 May 2022 |
| Utility: Flexible grid optical spectrum transmitter, receiver, and transceiver Filling date: 5 Sep 2025 Issue date: 24 May 2022 | 30 Nov 2020 | 24 May 2022 |
| Utility: Spectrum coordination in optical line protection to minimize optical transceiver retuning Filling date: 5 Sep 2025 Issue date: 24 May 2022 | 3 Sep 2020 | 24 May 2022 |
| Utility: Flexible traffic control for EVPN Filling date: 5 Sep 2025 Issue date: 26 Apr 2022 | 29 Sep 2020 | 26 Apr 2022 |
| Utility: Action recommendation engine (ARE) of a closed-loop machine learning (ML) system for controlling a network Filling date: 5 Sep 2025 Issue date: 26 Apr 2022 | 4 Jun 2020 | 26 Apr 2022 |
| Utility: Time transfer systems and methods over a stream of Ethernet blocks Filling date: 5 Sep 2025 Issue date: 26 Apr 2022 | 22 Apr 2020 | 26 Apr 2022 |
| Utility: Service enhancement discovery for connectivity traits and virtual network functions in network services Filling date: 5 Sep 2025 Issue date: 26 Apr 2022 | 8 Nov 2017 | 26 Apr 2022 |
| Utility: TCM control for physical layer on OTU ports Filling date: 5 Sep 2025 Issue date: 19 Apr 2022 | 4 Mar 2020 | 19 Apr 2022 |
| Utility: Retaining active operations, administration, and maintenance (OAM) sessions across multiple devices operating as a single logical device Filling date: 5 Sep 2025 Issue date: 19 Apr 2022 | 2 Aug 2019 | 19 Apr 2022 |
| Utility: Busbar assembly with alignment and touch-proof features for network elements Filling date: 5 Sep 2025 Issue date: 12 Apr 2022 | 12 Oct 2020 | 12 Apr 2022 |
| Utility: Phase clock performance improvement for a system embedded with GNSS receiver Filling date: 5 Sep 2025 Issue date: 12 Apr 2022 | 26 Feb 2020 | 12 Apr 2022 |
| Utility: Systems and methods for transaction models and declaration configuration in a distributed architecture Filling date: 5 Sep 2025 Issue date: 12 Apr 2022 | 5 Feb 2019 | 12 Apr 2022 |
| Utility: Path-aware NAPT session management scheme with multiple paths and priorities in SD-WAN Filling date: 5 Sep 2025 Issue date: 29 Mar 2022 | 7 Dec 2020 | 29 Mar 2022 |
| Utility: Hierarchical network configuration Filling date: 5 Sep 2025 Issue date: 29 Mar 2022 | 16 Nov 2020 | 29 Mar 2022 |
| Utility: Scalable OSPF configuration for managing optical networks Filling date: 5 Sep 2025 Issue date: 22 Mar 2022 | 16 Feb 2021 | 22 Mar 2022 |
| Utility: Software programmable flexible and dynamic optical transceivers Filling date: 5 Sep 2025 Issue date: 22 Mar 2022 | 26 Nov 2018 | 22 Mar 2022 |
| Utility: Multi-domain network path computation with minimal model and data sharing between domains Filling date: 5 Sep 2025 Issue date: 15 Mar 2022 | 21 Oct 2020 | 15 Mar 2022 |
| Utility: Double-blind mating pluggable-modules holder Filling date: 5 Sep 2025 Issue date: 15 Mar 2022 | 6 Jan 2020 | 15 Mar 2022 |
| Utility: Flexible Ethernet switching systems and methods Filling date: 5 Sep 2025 Issue date: 15 Mar 2022 | 9 Sep 2019 | 15 Mar 2022 |
| Utility: Systems and methods to detect abnormal behavior in networks Filling date: 5 Sep 2025 Issue date: 15 Mar 2022 | 14 Feb 2018 | 15 Mar 2022 |
