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David V. Gutman
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Brussels, BE
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Patents Grants
last 30 patents
Information
Patent Grant
Enlarged opening filter bags, support assemblies, and filter bag as...
Patent number
12,311,302
Issue date
May 27, 2025
Donaldson Company, Inc.
David V. Gutman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter restriction indicator
Patent number
12,124,253
Issue date
Oct 22, 2024
Donaldson Company, Inc.
Isaac Laffey
G05 - CONTROLLING REGULATING
Information
Patent Grant
Air filter systems, filter bag assemblies, filter bags and methods
Patent number
11,883,763
Issue date
Jan 30, 2024
Donaldson Company, Inc.
Steven A. Johnson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
AIR FILTER SYSTEMS, FILTER BAG ASSEMBLIES, FILTER BAGS AND METHODS
Publication number
20240115983
Publication date
Apr 11, 2024
Donaldson Company, Inc.
Steven A. Johnson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER SYSTEMS WITH FILTER BAG ASSEMBLIES INCLUDING FILTER BAGS WIT...
Publication number
20230191303
Publication date
Jun 22, 2023
Donaldson Company, Inc.
Stephan A. Graham
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ENLARGED OPENING FILTER BAGS, SUPPORT ASSEMBLIES, AND FILTER BAG AS...
Publication number
20220297041
Publication date
Sep 22, 2022
Donaldson Company, Inc.
David V. Gutman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FOLDABLE FILTER BAGS, FILTER BAG SUPPORT ASSEMBLIES, AND FILTER BAG...
Publication number
20220297046
Publication date
Sep 22, 2022
Donaldson Company, Inc.
Eric W. E. Collin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER RESTRICTION INDICATOR
Publication number
20220155774
Publication date
May 19, 2022
Donaldson Company, Inc.
Isaac Laffey
G05 - CONTROLLING REGULATING
Information
Patent Application
AIR FILTER SYSTEMS, FILTER BAG ASSEMBLIES, FILTER BAGS AND METHODS
Publication number
20210077934
Publication date
Mar 18, 2021
Donaldson Company, Inc.
Steven A. Johnson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL