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Patents Grants
last 30 patents
Information
Patent Grant
Method for monitoring a regeneration of a particulate filter in the...
Patent number
12,364,944
Issue date
Jul 22, 2025
Volkswagen Aktiengesellschaft
Dimitri Illarionov
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air inlet barrier filter for a helicopter
Patent number
12,365,473
Issue date
Jul 22, 2025
Pratt & Whitney Canada Corp.
Michel Labrecque
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter module with radio-frequency identification tag for tuning a...
Patent number
12,357,935
Issue date
Jul 15, 2025
Purafil, Inc.
Jeff Goergen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Filter element for filtering a fluid
Patent number
12,303,819
Issue date
May 20, 2025
Donaldson Company, Inc.
Mathijs Verstraete
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Efficient filter cleaning
Patent number
12,295,540
Issue date
May 13, 2025
Hilti Aktiengesellschaft
Xaver Hanslmeier
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method and system for automated cleaning of filter wall for HVAC sy...
Patent number
12,296,293
Issue date
May 13, 2025
BLUE BOX AIR, LLC
James Metropoulos
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Pulse ring assembly for air cleaner systems and methods thereof
Patent number
12,239,934
Issue date
Mar 4, 2025
Donaldson Company, Inc.
Thomas R. Olson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filtration systems with proactive pulse cleaning
Patent number
12,233,375
Issue date
Feb 25, 2025
Donaldson Company, Inc.
Richard P. DeJong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Regulated vacuum off-gassing of gas filter for fluid processing sys...
Patent number
12,188,000
Issue date
Jan 7, 2025
Life Technologies Corporation
Nephi D. Jones
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air treatment system for a closable room, in particular for a cabin...
Patent number
12,145,421
Issue date
Nov 19, 2024
TESIO COOLING SYSTEMS S.P.A.
Francesco Agostini
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Filtration systems with multitiered data exchange capabilities
Patent number
12,136,299
Issue date
Nov 5, 2024
Donaldson Company, Inc.
Daniel E. Adamek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter arrangement and method
Patent number
12,128,343
Issue date
Oct 29, 2024
HENGST SE
Sieghard Pietschner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Self-cleaning air filter system
Patent number
12,090,439
Issue date
Sep 17, 2024
AGCO INTERNATIONAL GmbH
Stefan Hämmerle
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Systems and methods for detecting air filter fouling in a climate c...
Patent number
12,092,354
Issue date
Sep 17, 2024
TRANE INTERNATIONAL INC.
Raymond Walter Rite
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and system for automatically cleaning air filters of a medic...
Patent number
12,076,684
Issue date
Sep 3, 2024
GE Precision Healthcare LLC
Yalan Yang
B08 - CLEANING
Information
Patent Grant
Tumble dryer
Patent number
12,049,725
Issue date
Jul 30, 2024
Electrolux Professional AB (publ)
Gunnar Ingemar Persson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Control of evacuation stations
Patent number
12,022,986
Issue date
Jul 2, 2024
iRobot Corporation
Ellen B. Cargill
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air cleaner bypass assembly and method of operating
Patent number
12,017,173
Issue date
Jun 25, 2024
Donaldson Company, Inc.
Dan Little
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air quality monitoring and control system
Patent number
12,005,384
Issue date
Jun 11, 2024
THE SY-KLONE COMPANY, LLC
Jeffrey L. Moredock
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Environmental control unit for dust and odor control
Patent number
11,992,174
Issue date
May 28, 2024
Enviropur, LLC
Dave Kette
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Monitoring devices for air filtration systems
Patent number
11,925,890
Issue date
Mar 12, 2024
Donaldson Company, Inc.
Wade A. Wessels
G01 - MEASURING TESTING
Information
Patent Grant
Method for operating a suction device and suction device
Patent number
11,889,972
Issue date
Feb 6, 2024
Alfred Kärcher SE & Co. KG
Thorsten Langen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Self-contained nitrogen generator
Patent number
11,872,523
Issue date
Jan 16, 2024
Carlos Gonzalez-Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter module comprising sensor and method for determining the stat...
Patent number
11,865,482
Issue date
Jan 9, 2024
Carl Freudenberg KG
Stefan Kluck
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Self-cleaning air filter system
Patent number
11,845,035
Issue date
Dec 19, 2023
AGCO INTERNATIONAL GmbH
Stefan Hämmerle
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
High efficiency air filter device and operating method thereof
Patent number
11,833,465
Issue date
Dec 5, 2023
FOSHAN HUMAN HABITAT ENVIRONMENTAL PROTECTION ENGINEERING CO., LTD.
Qingbao Huang
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Smart filter elements and systems
Patent number
11,779,870
Issue date
Oct 10, 2023
Mahle International GmbH
Aaron Garofalo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Filter unit quality management system and filter unit quality manag...
Patent number
11,772,032
Issue date
Oct 3, 2023
Mitsubishi Heavy Industries, Ltd.
Rei Takei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Control of evacuation stations
Patent number
11,771,288
Issue date
Oct 3, 2023
iRobot Corporation
Ellen B. Cargill
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air intake filter assemblies with actuatable filter slats for heati...
Patent number
11,759,742
Issue date
Sep 19, 2023
Johnson Controls Tyco IP Holdings LLP
Zhiwei Huang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
AIR FILTER SYSTEM FOR DETECTING DIFFERENTIAL OPTICAL PROPERTIES TO...
Publication number
20250196044
Publication date
Jun 19, 2025
K&N Engineering, Inc.
Steve Williams
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER SYSTEM FOR DETECTING MECHANICAL STRAIN TO INDICATE A NEE...
Publication number
20250189154
Publication date
Jun 12, 2025
K&N Engineering, Inc.
Steve Williams
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTRATION SYSTEMS WITH PROACTIVE PULSE CLEANING
Publication number
20250153085
Publication date
May 15, 2025
Donaldson Company, Inc.
Richard P. DeJong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BEZEL FILTER SATURATION LEVEL SENSING
Publication number
20250133669
Publication date
Apr 24, 2025
Dell Products L.P.
Charles W. Ziegler
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR SENSOR TUBE DESIGN FOR IMPROVED MEASUREMENT ACCURACY AND REDUCT...
Publication number
20250090987
Publication date
Mar 20, 2025
Woosh Air Inc.
William Mark Dodd
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NATURAL GAS SYSTEM FOR PROCESSING AND DELIVERY
Publication number
20250027004
Publication date
Jan 23, 2025
Patrick C. Graney
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
METHOD FOR MONITORING A REGENERATION OF A PARTICULATE FILTER IN THE...
Publication number
20240408530
Publication date
Dec 12, 2024
Volkswagen Aktiengesellschaft
Dimitri ILLARIONOV
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
MONITORING DEVICES FOR AIR FILTRATION SYSTEMS
Publication number
20240399280
Publication date
Dec 5, 2024
Donaldson Company, Inc.
Wade A. Wessels
G01 - MEASURING TESTING
Information
Patent Application
METHODS AND SYSTEMS FOR REDUCING CONTAMINANTS IN A FEED STREAM
Publication number
20240399279
Publication date
Dec 5, 2024
MARATHON PETROLEUM COMPANY LP
Nhien Duong
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
CONTROL OF EVACUATION STATIONS
Publication number
20240389819
Publication date
Nov 28, 2024
iRobot Corporation
Ellen B. Cargill
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR PURIFYING DEVICE FOR PURIFYING AIR AND METHOD FOR OPERATING AN...
Publication number
20240382889
Publication date
Nov 21, 2024
Audi AG
Matthew HALL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER FOR FLUIDIC APPLICATIONS
Publication number
20240382891
Publication date
Nov 21, 2024
Stratec SE
Jubin Kashef
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR CLEANER BYPASS ASSEMBLY AND METHOD OF OPERATING
Publication number
20240293769
Publication date
Sep 5, 2024
Donaldson Company, Inc.
Dan LITTLE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Device for recirculation and dehumidification of fluorinated gas
Publication number
20240286071
Publication date
Aug 29, 2024
Synecom S.r.l.
Michele Pirola
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID SEPARATOR SYSTEM
Publication number
20240151170
Publication date
May 9, 2024
LTH HOLDINGS PTY LTD
Leon HOWARTH
G07 - CHECKING-DEVICES
Information
Patent Application
CONTROL OF EVACUATION STATIONS
Publication number
20240099536
Publication date
Mar 28, 2024
iRobot Corporation
Ellen B. Cargill
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND SYSTEM FOR AUTOMATED CLEANING OF FILTER WALL FOR HVAC SY...
Publication number
20240100461
Publication date
Mar 28, 2024
BLUE BOX AIR, LLC
James METROPOULOS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTRATION MONITORING SYSTEM
Publication number
20240077404
Publication date
Mar 7, 2024
Donaldson Company, Inc.
Brent R. Nelson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for determining the degree of soiling of an air filter
Publication number
20240075417
Publication date
Mar 7, 2024
HELLA GmbH & Co. KGaA
Thomas Niemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD TO CHECK A COFFEE BEANS ROASTING SYSTEM
Publication number
20240065307
Publication date
Feb 29, 2024
SOCIETE DES PRODUITS NESTLE S.A.
JOEL MOREND
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Application
Self-Cleaning Air Filter System
Publication number
20240042368
Publication date
Feb 8, 2024
AGCO International GmbH
Stefan Hämmerle
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
FILTER TEST DEVICE FOR A PORTABLE AIR PURIFIER
Publication number
20240033672
Publication date
Feb 1, 2024
Dyson Technology Limited
Nikian Naji AGHABABAIE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER MODULE WITH RADIO-FREQUENCY IDENTIFICATION TAG FOR TUNING A...
Publication number
20230398482
Publication date
Dec 14, 2023
Purafil, Inc.
Jeff Goergen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AIR INTAKE FILTER ASSEMBLIES WITH A MULTI-LEVEL FINE FILTER FOR HEA...
Publication number
20230392825
Publication date
Dec 7, 2023
Johnson Controls Tyco IP Holdings LLP
Zhiwei Huang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PULSE RING ASSEMBLY FOR AIR CLEANER SYSTEMS AND METHODS THEREOF
Publication number
20230372859
Publication date
Nov 23, 2023
Donaldson Company, Inc.
Thomas R. Olson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Indirect Evaporative Cooling Apparatus, Cooling System, and Control...
Publication number
20230330586
Publication date
Oct 19, 2023
Huawei Digital Power Technologies Co., Ltd.
Jian Li
F24 - HEATING RANGES VENTILATING
Information
Patent Application
REGULATED VACUUM OFF-GASSING OF GAS FILTER FOR FLUID PROCESSING SYS...
Publication number
20230279328
Publication date
Sep 7, 2023
Life Technologies Corporation
Nephi D. Jones
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER ARRANGEMENTS FOR INDUSTRIAL DUST EXTRACTORS
Publication number
20230240494
Publication date
Aug 3, 2023
HUSQVARNA AB
Axel Sjöberg
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
FILTRATION SYSTEMS WITH SELECTIVE PULSE CONTROL
Publication number
20230219029
Publication date
Jul 13, 2023
Donaldson Company, Inc.
Jason A. Tiffany
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FRAME FOR COLLAPSIBLE AND FOLDABLE PLEATED DISPOSABLE AIR FILTER WI...
Publication number
20230201751
Publication date
Jun 29, 2023
Woosh Air Inc.
Winston Mok
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL