Canadian National Railway Company
Patents, Design & Utilities

Last updated:

List of all Canadian National Railway Company patents 11 in total

Status Patent
Application
Utility: METHOD AND SYSTEM FOR INSPECTING RAILWAY TRACKS External link
Filling date: 27 Sep 2025 Issue date: 11 Aug 2022
Application
Utility: DEVICE FOR DEWATERING AND METHOD OF MAKING SAME External link
Filling date: 27 Sep 2025 Issue date: 4 Nov 2021
Grant
Utility: Method and system for displaying work assignment status information in connection with work to be performed on a component of a linear asset infrastructure External link
Filling date: 27 Sep 2025 Issue date: 9 Mar 2021
Application
Utility: METHOD AND SYSTEM FOR INSPECTING RAILWAY TRACKS External link
Filling date: 27 Sep 2025 Issue date: 11 Feb 2021
Application
Utility: METHOD AND SYSTEMS FOR TRANSPORTING BITUMEN IN SOLIDIFIED FORM External link
Filling date: 27 Sep 2025 Issue date: 21 Jan 2021
Grant
Utility: Wheel integrity monitoring system External link
Filling date: 27 Sep 2025 Issue date: 15 Dec 2020
Grant
Utility: Method and systems for transporting bitumen in solidified form External link
Filling date: 27 Sep 2025 Issue date: 11 Aug 2020
Application
Utility: METHOD AND SYSTEM FOR DISPLAYING WORK ASSIGNMENT STATUS INFORMATION IN CONNECTION WITH WORK TO BE PERFORMED ON A COMPONENT OF A LINEAR ASSET INFRASTRUCTURE External link
Filling date: 27 Sep 2025 Issue date: 19 Mar 2020
Application
Utility: Method and System for Assigning Jobs to Prevent Employee Qualifications From Lapsing External link
Filling date: 27 Sep 2025 Issue date: 9 Jan 2020
Grant
Utility: Method and system for displaying a condition status of a component of a linear asset system External link
Filling date: 27 Sep 2025 Issue date: 31 Dec 2019
Application
Utility: USER INTERFACE FOR PROVIDING A USER WITH THE ABILITY TO VIEW JOB ASSIGNMENT INFORMATION External link
Filling date: 27 Sep 2025 Issue date: 29 Aug 2019

Showing 1 to 11 of 11 patents.