Donaldson Company
Utility Patents
Last updated:
List of all Donaldson Company patents 173 in total
| Status | Patent |
|---|---|
Grant | Utility: Recirculation filter for an enclosure Filling date: 6 Sep 2025 Issue date: 23 Nov 2021 |
Grant | Utility: Air filter arrangement; assembly; and, methods Filling date: 6 Sep 2025 Issue date: 16 Nov 2021 |
Grant | Utility: Filter element having inner support and methods Filling date: 6 Sep 2025 Issue date: 9 Nov 2021 |
Grant | Utility: Filter elements; air cleaner; assembly; and, methods Filling date: 6 Sep 2025 Issue date: 2 Nov 2021 |
Grant | Utility: Filter media, elements, and methods Filling date: 6 Sep 2025 Issue date: 2 Nov 2021 |
Grant | Utility: Filter arrangement with support core and methods Filling date: 6 Sep 2025 Issue date: 5 Oct 2021 |
Grant | Utility: Filter systems with dirty air chamber spacer elements and methods of using the same Filling date: 6 Sep 2025 Issue date: 21 Sep 2021 |
Grant | Utility: Filter cartridges; air cleaner assemblies; housings; features; components; and, methods Filling date: 6 Sep 2025 Issue date: 21 Sep 2021 |
Grant | Utility: Filter arrangements; housings; assemblies; and, methods Filling date: 6 Sep 2025 Issue date: 21 Sep 2021 |
Grant | Utility: Seal arrangement for filter element; filter element assembly; and, methods Filling date: 6 Sep 2025 Issue date: 21 Sep 2021 |
Grant | Utility: Seal arrangement for filter element; filter element assembly; and, methods Filling date: 6 Sep 2025 Issue date: 14 Sep 2021 |
Grant | Utility: Aircraft filter system with airspeed compensation Filling date: 6 Sep 2025 Issue date: 14 Sep 2021 |
Grant | Utility: Dosing and mixing arrangement for use in exhaust aftertreatment Filling date: 6 Sep 2025 Issue date: 7 Sep 2021 |
Grant | Utility: Filter cartridges; air cleaner assemblies; housings; features; components; and, methods Filling date: 6 Sep 2025 Issue date: 7 Sep 2021 |
Grant | Utility: Assemblies; components and filter features thereof; and, methods of use and assembly Filling date: 6 Sep 2025 Issue date: 24 Aug 2021 |
Grant | Utility: High capacity filter element end cap Filling date: 6 Sep 2025 Issue date: 17 Aug 2021 |
Grant | Utility: Filter systems, elements and methods with short-range wireless tracking features Filling date: 6 Sep 2025 Issue date: 17 Aug 2021 |
Grant | Utility: Activated carbon and catalyst filter Filling date: 6 Sep 2025 Issue date: 17 Aug 2021 |
Grant | Utility: Liquid reservoir shutoff vent Filling date: 6 Sep 2025 Issue date: 3 Aug 2021 |
Grant | Utility: Diesel exhaust fluid tank with integrated mis-filling prevention device Filling date: 6 Sep 2025 Issue date: 27 Jul 2021 |
Grant | Utility: Vent with relief valve Filling date: 6 Sep 2025 Issue date: 29 Jun 2021 |
Grant | Utility: Liquid filter assembly Filling date: 6 Sep 2025 Issue date: 29 Jun 2021 |
Grant | Utility: Air filter arrangement; assembly; and, methods Filling date: 6 Sep 2025 Issue date: 1 Jun 2021 |
Grant | Utility: Filter elements; air cleaner; assembly; and, methods Filling date: 6 Sep 2025 Issue date: 25 May 2021 |
Grant | Utility: Spin-on fluid treatment device and methods Filling date: 6 Sep 2025 Issue date: 25 May 2021 |
Grant | Utility: Method of forming filter arrangements; and, apparatus Filling date: 6 Sep 2025 Issue date: 18 May 2021 |
Grant | Utility: Air cleaner; replaceable filter cartridges; and, methods Filling date: 6 Sep 2025 Issue date: 18 May 2021 |
Grant | Utility: Pulse jet air cleaner systems; components; and, methods Filling date: 6 Sep 2025 Issue date: 6 Apr 2021 |
Grant | Utility: Ovate tubular filter cartridges and filter systems using the same Filling date: 6 Sep 2025 Issue date: 6 Apr 2021 |
Grant | Utility: Fine fiber media layer Filling date: 6 Sep 2025 Issue date: 6 Apr 2021 |
Grant | Utility: Dosing and mixing arrangement for use in exhaust aftertreatment Filling date: 6 Sep 2025 Issue date: 6 Apr 2021 |
Grant | Utility: Liquid filter assemblies; features; components; and, methods Filling date: 6 Sep 2025 Issue date: 6 Apr 2021 |
Grant | Utility: Dosing and mixing arrangement for use in exhaust aftertreatment Filling date: 6 Sep 2025 Issue date: 30 Mar 2021 |
Grant | Utility: Filtration media, pleated media pack, filter cartridge, and methods for manufacturing Filling date: 6 Sep 2025 Issue date: 23 Mar 2021 |
Grant | Utility: Filter element, dust collector, and methods Filling date: 6 Sep 2025 Issue date: 16 Mar 2021 |
Grant | Utility: Pleated filtration media, media packs, filter elements, and methods for filtering fluids Filling date: 6 Sep 2025 Issue date: 16 Mar 2021 |
Grant | Utility: Exhaust treatment device Filling date: 6 Sep 2025 Issue date: 9 Mar 2021 |
Grant | Utility: Recirculation filter for an electronics enclosure Filling date: 6 Sep 2025 Issue date: 9 Mar 2021 |
Grant | Utility: Nonwoven filtration media including microfibrillated cellulose fibers Filling date: 6 Sep 2025 Issue date: 2 Feb 2021 |
Grant | Utility: Air filter arrangement; assembly; and, methods Filling date: 6 Sep 2025 Issue date: 15 Dec 2020 |
Grant | Utility: Air cleaner assemblies and methods of use Filling date: 6 Sep 2025 Issue date: 15 Dec 2020 |
Grant | Utility: Dosing and mixing arrangement for use in exhaust aftertreatment Filling date: 6 Sep 2025 Issue date: 24 Nov 2020 |
Grant | Utility: Filter assemblies; components and features thereof; and, methods of use and assembly Filling date: 6 Sep 2025 Issue date: 17 Nov 2020 |
Grant | Utility: Filter arrangements; components; and, methods Filling date: 6 Sep 2025 Issue date: 17 Nov 2020 |
Grant | Utility: Filter cartridges; air cleaner assemblies; housings; features components; and, methods Filling date: 6 Sep 2025 Issue date: 17 Nov 2020 |
Grant | Utility: Air cleaner arrangements; components; and, methods Filling date: 6 Sep 2025 Issue date: 29 Sep 2020 |
Grant | Utility: Air filtration media pack, filter element, air filtration media, and methods Filling date: 6 Sep 2025 Issue date: 29 Sep 2020 |
Grant | Utility: Pattern coated filter and method Filling date: 6 Sep 2025 Issue date: 22 Sep 2020 |
Grant | Utility: Filter element having inner support and methods Filling date: 6 Sep 2025 Issue date: 15 Sep 2020 |
Grant | Utility: Filter cartridges; air cleaner assemblies; housings; features; components; and, methods Filling date: 6 Sep 2025 Issue date: 1 Sep 2020 |
Showing 50 to 100 of 173 patents.