| Utility: Self-optimizing fabric architecture and self-assembling network Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 | 19 Nov 2021 | 10 Mar 2022 |
| Utility: Learning Alarm and PM threshold values in network elements based on actual operating conditions Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 | 19 Nov 2021 | 10 Mar 2022 |
| Utility: Resonant device improvement in PICs using spare devices to reduce power requirements Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 | 1 Sep 2021 | 10 Mar 2022 |
| Utility: Angled Faceplates for a network element Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 | 10 Sep 2020 | 10 Mar 2022 |
| Utility: Configuring an API to provide customized access constraints Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 | 9 Sep 2020 | 10 Mar 2022 |
| Utility: Stress Compensating Pick-up Tool Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 | 9 Sep 2020 | 10 Mar 2022 |
| Utility: ESTIMATION OF COMMUNICATION SYSTEM IMPAIRMENTS USING SPECTRALLY SELECTIVE SIGNAL PERTURBATIONS Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 27 Aug 2021 | 3 Mar 2022 |
| Utility: Virtual hallway conversations for remote collaboration Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 17 Aug 2021 | 3 Mar 2022 |
| Utility: Systems and methods for constrained path computation in networks with connectivity and resource availability rules Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 12 Oct 2020 | 3 Mar 2022 |
| Utility: Characterizing Integrated Photonics Devices Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 3 Sep 2020 | 3 Mar 2022 |
| Utility: Managing Detection Region Spacing in an Integrated Photodetector Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 3 Sep 2020 | 3 Mar 2022 |
| Utility: Per-band fault signaling in a multi-band optical transmission system Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 26 Aug 2020 | 3 Mar 2022 |
| Utility: Probabilistic Constellation Shaping of Multi-Dimensional Symbols for Improved Tolerance to Nonlinear Impairments Filling date: 6 Sep 2025 Issue date: 3 Mar 2022 | 11 Oct 2019 | 3 Mar 2022 |
| Utility: Utilizing images to evaluate the status of a network system Filling date: 6 Sep 2025 Issue date: 24 Feb 2022 | 2 Sep 2021 | 24 Feb 2022 |
| Utility: Flexible traffic control for EVPN Filling date: 6 Sep 2025 Issue date: 17 Feb 2022 | 29 Sep 2020 | 17 Feb 2022 |
| Utility: Programmatically configured switches and distributed buffering across fabric interconnect Filling date: 6 Sep 2025 Issue date: 3 Feb 2022 | 28 Jul 2020 | 3 Feb 2022 |
| Utility: Spectrum coordination in optical line protection to minimize optical transceiver retuning Filling date: 6 Sep 2025 Issue date: 27 Jan 2022 | 3 Sep 2020 | 27 Jan 2022 |
| Utility: Managing Adhesive Curing for Photonic System Assembly Filling date: 6 Sep 2025 Issue date: 27 Jan 2022 | 22 Jul 2020 | 27 Jan 2022 |
| Utility: Systems and methods for achieving best effort home route capacity on protection paths during optical restoration Filling date: 6 Sep 2025 Issue date: 27 Jan 2022 | 11 Oct 2019 | 27 Jan 2022 |
| Utility: In-service software upgrade systems and methods utilizing two router processors in a network element Filling date: 6 Sep 2025 Issue date: 13 Jan 2022 | 19 Aug 2020 | 13 Jan 2022 |
| Utility: Automatically upgrading a license to reduce traffic interruptions within a network Filling date: 6 Sep 2025 Issue date: 13 Jan 2022 | 19 Aug 2020 | 13 Jan 2022 |
| Utility: Proactively detecting failures on restoration paths in an optical network and visualizations thereof Filling date: 6 Sep 2025 Issue date: 6 Jan 2022 | 1 Jul 2021 | 6 Jan 2022 |
| Utility: Reinforcement learning for autonomous telecommunications networks Filling date: 6 Sep 2025 Issue date: 30 Dec 2021 | 9 Sep 2021 | 30 Dec 2021 |
| Utility: Management interface handler to expedite module boot time in pluggable optical modules Filling date: 6 Sep 2025 Issue date: 30 Dec 2021 | 19 Aug 2021 | 30 Dec 2021 |
| Utility: HIGH BANDWIDTH UNDER-SAMPLED SUCCESSIVE APPROXIMATION REGISTER ANALOG TO DIGITAL CONVERTER WITH NONLINEARITY MINIMIZATION Filling date: 6 Sep 2025 Issue date: 16 Dec 2021 | 29 Mar 2021 | 16 Dec 2021 |
| Utility: Scalable OSPF configuration for managing optical networks Filling date: 6 Sep 2025 Issue date: 16 Dec 2021 | 16 Feb 2021 | 16 Dec 2021 |
| Utility: ECMP fast convergence on path failure using objects in a switching circuit Filling date: 6 Sep 2025 Issue date: 16 Dec 2021 | 16 Jun 2020 | 16 Dec 2021 |
| Utility: Systems and methods for sideline processing in a Virtual Network Function Filling date: 6 Sep 2025 Issue date: 9 Dec 2021 | 26 Aug 2021 | 9 Dec 2021 |
| Utility: Cooling multiple high-density network pluggable optical modules using a shared heat exchanger Filling date: 6 Sep 2025 Issue date: 9 Dec 2021 | 23 Aug 2021 | 9 Dec 2021 |
| Utility: Action Recommendation Engine (ARE) of a closed-loop Machine Learning (ML) system for controlling a network Filling date: 6 Sep 2025 Issue date: 9 Dec 2021 | 4 Jun 2020 | 9 Dec 2021 |
| Utility: Constraint-based event-driven telemetry Filling date: 6 Sep 2025 Issue date: 2 Dec 2021 | 16 Aug 2021 | 2 Dec 2021 |
| Utility: Logical to physical link mapping in a fiber optic network Filling date: 6 Sep 2025 Issue date: 2 Dec 2021 | 11 Aug 2021 | 2 Dec 2021 |
| Utility: Universal sub slot architecture for networking modules Filling date: 6 Sep 2025 Issue date: 25 Nov 2021 | 30 Jul 2021 | 25 Nov 2021 |
| Utility: HIGH RESOLUTION ANALOG TO DIGITAL CONVERTER WITH FACTORING AND BACKGROUND CLOCK CALIBRATION Filling date: 6 Sep 2025 Issue date: 18 Nov 2021 | 22 Jan 2021 | 18 Nov 2021 |
| Utility: Systems and methods for creating and activating a license Filling date: 6 Sep 2025 Issue date: 18 Nov 2021 | 14 May 2020 | 18 Nov 2021 |
| Utility: DiffServ Traffic Engineering compliant backup paths for Fast Reroute protection in MPLS Filling date: 6 Sep 2025 Issue date: 11 Nov 2021 | 19 Jul 2021 | 11 Nov 2021 |
| Utility: Legacy Time Division Multiplexing (TDM) service support in a packet network and on a packet network element Filling date: 6 Sep 2025 Issue date: 11 Nov 2021 | 19 Jul 2021 | 11 Nov 2021 |
| Utility: Opportunistic network defragmentation and optimization Filling date: 6 Sep 2025 Issue date: 11 Nov 2021 | 19 Jul 2021 | 11 Nov 2021 |
| Utility: NG-VPLS E-tree signaling using Segment Routing Filling date: 6 Sep 2025 Issue date: 11 Nov 2021 | 31 Aug 2020 | 11 Nov 2021 |
| Utility: EVPN signaling using Segment Routing Filling date: 6 Sep 2025 Issue date: 11 Nov 2021 | 8 May 2020 | 11 Nov 2021 |
| Utility: Populating capacity-limited forwarding tables in routers to maintain loop-free routing Filling date: 6 Sep 2025 Issue date: 28 Oct 2021 | 28 Apr 2020 | 28 Oct 2021 |
| Utility: Virtualized sections for sectional control of optical links Filling date: 6 Sep 2025 Issue date: 21 Oct 2021 | 1 Jul 2021 | 21 Oct 2021 |
| Utility: Optimal software load delivery systems and methods to network elements Filling date: 6 Sep 2025 Issue date: 21 Oct 2021 | 28 May 2020 | 21 Oct 2021 |
| Utility: Congruent bidirectional Segment Routing tunnels Filling date: 6 Sep 2025 Issue date: 21 Oct 2021 | 21 Apr 2020 | 21 Oct 2021 |
| Utility: APPARATUS AND METHODS FOR HIGH FREQUENCY CLOCK GENERATION Filling date: 6 Sep 2025 Issue date: 7 Oct 2021 | 16 Dec 2020 | 7 Oct 2021 |
| Utility: Forecasting routines utilizing a mixer to combine Deep Neural Network (DNN) forecasts of multi-variate time-series datasets Filling date: 6 Sep 2025 Issue date: 30 Sep 2021 | 30 Mar 2020 | 30 Sep 2021 |
| Utility: Automatic optical link calibration with channel holders Filling date: 6 Sep 2025 Issue date: 9 Sep 2021 | 10 May 2021 | 9 Sep 2021 |
| Utility: TCM control for physical layer on OTU ports Filling date: 6 Sep 2025 Issue date: 9 Sep 2021 | 4 Mar 2020 | 9 Sep 2021 |
| Utility: Silicon photonics modulator using TM mode and with a modified rib geometry Filling date: 6 Sep 2025 Issue date: 2 Sep 2021 | 14 May 2021 | 2 Sep 2021 |
| Utility: APPARATUS AND METHODS FOR DIGITAL FRACTIONAL PHASE LOCKED LOOP WITH A CURRENT MODE LOW PASS FILTER Filling date: 6 Sep 2025 Issue date: 2 Sep 2021 | 23 Nov 2020 | 2 Sep 2021 |
