| Utility: Virtualized sections for sectional control of optical links Filling date: 26 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: 26 Sep 2025 Issue date: 13 Sep 2022 | 2 Dec 2020 | 13 Sep 2022 |
| Utility: Identifying border gateway protocol (BGP) anomalies at scale Filling date: 26 Sep 2025 Issue date: 13 Sep 2022 | 12 Feb 2020 | 13 Sep 2022 |
| Utility: EVPN VPWS FXC local switching connectivity Filling date: 26 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: 26 Sep 2025 Issue date: 30 Aug 2022 | 7 Dec 2020 | 30 Aug 2022 |
| Utility: Network architecture providing device identification and redirection using whitelisting traffic classification Filling date: 26 Sep 2025 Issue date: 25 Aug 2022 | 13 May 2022 | 25 Aug 2022 |
| Utility: Flexible grid optical spectrum transmitter, receiver, and transceiver Filling date: 26 Sep 2025 Issue date: 23 Aug 2022 | 30 Nov 2020 | 23 Aug 2022 |
| Utility: Silicon-based modulator with optimized longitudinal doping profiles Filling date: 26 Sep 2025 Issue date: 23 Aug 2022 | 25 Jan 2019 | 23 Aug 2022 |
| Utility: Silicon-based modulator with optimized doping profile Filling date: 26 Sep 2025 Issue date: 18 Aug 2022 | 2 May 2022 | 18 Aug 2022 |
| Utility: Machine learning detection of network attacks using traffic and log information Filling date: 26 Sep 2025 Issue date: 18 Aug 2022 | 7 Jan 2022 | 18 Aug 2022 |
| Utility: Re-establishing a Bidirectional Forwarding Detection (BFD) session when a discriminator mismatch is detected Filling date: 26 Sep 2025 Issue date: 18 Aug 2022 | 31 Mar 2021 | 18 Aug 2022 |
| Utility: Blockchain Virtual Machine systems and methods Filling date: 26 Sep 2025 Issue date: 18 Aug 2022 | 16 Feb 2021 | 18 Aug 2022 |
| Utility: Network system modeling using nested models combining machine learning and behavioral approaches Filling date: 26 Sep 2025 Issue date: 18 Aug 2022 | 16 Feb 2021 | 18 Aug 2022 |
| Utility: NG-VPLS E-tree signaling using segment routing Filling date: 26 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: 26 Sep 2025 Issue date: 16 Aug 2022 | 24 Jun 2019 | 16 Aug 2022 |
| Utility: Carrier depletion-based silicon photonic modulator using capacitive coupling Filling date: 26 Sep 2025 Issue date: 11 Aug 2022 | 6 Jan 2022 | 11 Aug 2022 |
| Utility: Powering up an optical amplifier in an optical line system Filling date: 26 Sep 2025 Issue date: 11 Aug 2022 | 11 Feb 2021 | 11 Aug 2022 |
| Utility: Apparatus and Methods for Fractional Synchronization Using Direct Digital Frequency Synthesis Filling date: 26 Sep 2025 Issue date: 11 Aug 2022 | 11 Feb 2021 | 11 Aug 2022 |
| Utility: Least Common Scope address selection systems and methods Filling date: 26 Sep 2025 Issue date: 11 Aug 2022 | 9 Feb 2021 | 11 Aug 2022 |
| Utility: Systems and methods for precisely generalized and modular underlay/overlay service and experience assurance Filling date: 26 Sep 2025 Issue date: 11 Aug 2022 | 5 Feb 2021 | 11 Aug 2022 |
| Utility: Partial activation of a media channel on channel holder-based optical links Filling date: 26 Sep 2025 Issue date: 11 Aug 2022 | 25 Jun 2020 | 11 Aug 2022 |
| Utility: System-level optical amplifier efficiency performance metric Filling date: 26 Sep 2025 Issue date: 9 Aug 2022 | 17 Jan 2020 | 9 Aug 2022 |
| Utility: Controlling distributed buffers in a network to manage data packets Filling date: 26 Sep 2025 Issue date: 4 Aug 2022 | 4 Feb 2021 | 4 Aug 2022 |
| Utility: Action Recommendation Engine (ARE) for Network Operations Center (NOC) solely from raw un-labeled data Filling date: 26 Sep 2025 Issue date: 4 Aug 2022 | 3 Feb 2021 | 4 Aug 2022 |
| Utility: Balancing a pair of avalanche photodiodes in a coherent receiver Filling date: 26 Sep 2025 Issue date: 2 Aug 2022 | 20 Apr 2021 | 2 Aug 2022 |
| Utility: ESTIMATING NONLINEAR PHASE SHIFT IN A MULTI-SPAN FIBER-OPTIC LINK USING A COHERENT RECEIVER Filling date: 26 Sep 2025 Issue date: 28 Jul 2022 | 22 Jul 2021 | 28 Jul 2022 |
| Utility: Path computation systems and methods for concurrent bi-directional k-optimal paths Filling date: 26 Sep 2025 Issue date: 21 Jul 2022 | 4 Mar 2021 | 21 Jul 2022 |
| Utility: Channelized optical amplifiers and amplifier arrays Filling date: 26 Sep 2025 Issue date: 21 Jul 2022 | 21 Jan 2021 | 21 Jul 2022 |
| Utility: In-service software upgrade systems and methods utilizing two router processors in a network element Filling date: 26 Sep 2025 Issue date: 19 Jul 2022 | 19 Aug 2020 | 19 Jul 2022 |
| Utility: Managing stray light in integrated photonics devices Filling date: 26 Sep 2025 Issue date: 19 Jul 2022 | 31 Mar 2020 | 19 Jul 2022 |
| Utility: BGP route aggregation exception systems and methods Filling date: 26 Sep 2025 Issue date: 14 Jul 2022 | 14 Jan 2021 | 14 Jul 2022 |
| Utility: Per service microburst monitoring systems and methods for ethernet Filling date: 26 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: 26 Sep 2025 Issue date: 12 Jul 2022 | 5 Nov 2020 | 12 Jul 2022 |
| Utility: Distributed customer premises equipment Filling date: 26 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: 26 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: 26 Sep 2025 Issue date: 5 Jul 2022 | 17 Dec 2020 | 5 Jul 2022 |
| Utility: SYSTEMS AND METHODS TO DETECT ABNORMAL BEHAVIOR IN NETWORKS Filling date: 26 Sep 2025 Issue date: 30 Jun 2022 | 14 Mar 2022 | 30 Jun 2022 |
| Utility: Power optimization of point-to-point optical systems without visibility of intermediate system parameters Filling date: 26 Sep 2025 Issue date: 30 Jun 2022 | 28 Dec 2020 | 30 Jun 2022 |
| Utility: Modular networking hardware platform Filling date: 26 Sep 2025 Issue date: 28 Jun 2022 | 31 Jan 2020 | 28 Jun 2022 |
| Utility: Optimized L2/L3 services over classical MPLS transport Filling date: 26 Sep 2025 Issue date: 23 Jun 2022 | 18 Dec 2020 | 23 Jun 2022 |
| Utility: Reduced size optical connector for modules and circuit packs Filling date: 26 Sep 2025 Issue date: 23 Jun 2022 | 17 Dec 2020 | 23 Jun 2022 |
| Utility: OTN transport over a leaf/spine packet network Filling date: 26 Sep 2025 Issue date: 23 Jun 2022 | 31 Mar 2020 | 23 Jun 2022 |
| Utility: Utilizing images to evaluate the status of a network system Filling date: 26 Sep 2025 Issue date: 21 Jun 2022 | 2 Sep 2021 | 21 Jun 2022 |
| Utility: COMPANION AND HOST CHIP PHOTONIC INTEGRATION Filling date: 26 Sep 2025 Issue date: 16 Jun 2022 | 15 Dec 2020 | 16 Jun 2022 |
| Utility: Precision Time Protocol using a coherent optical DSP frame Filling date: 26 Sep 2025 Issue date: 16 Jun 2022 | 10 Dec 2020 | 16 Jun 2022 |
| Utility: Bundling Capacity Changes in Channel Holder Based Optical Links Filling date: 26 Sep 2025 Issue date: 16 Jun 2022 | 8 Apr 2020 | 16 Jun 2022 |
| Utility: Systems and methods for intelligent routing and content placement in information centric networks Filling date: 26 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: 26 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: 26 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: 26 Sep 2025 Issue date: 14 Jun 2022 | 26 Jul 2019 | 14 Jun 2022 |
