Competitive analysis in Gas Purification industry

Top companies facing patent oppositions

Total Oppositions
27
Total Oppositions
24
Company
Total Oppositions
17
Total Oppositions
15
Total Oppositions
15
Total Oppositions
10
Total Oppositions
9
Total Oppositions
9
Total Oppositions
9
Total Oppositions
8

Latest patents granted in the Gas Purification industry

Patent:
Grant Date:
Sep 4, 2024
Title:
Zone Coated Catalyst To Simultaneously Reduce Nox And Unreacted Ammonia
Patent:
Grant Date:
Jul 17, 2024
Title:
Inspiratory Synthesis Of Nitric Oxide
Patent:
Grant Date:
Jul 3, 2024
Title:
Method For Operating An Adsorbing Device, And Control Device
Patent:
Grant Date:
May 15, 2024
Title:
Improved Catalyzed Soot Filter
Patent:
Grant Date:
Feb 28, 2024
Title:
Oxidation Catalyst For Treating The Exhaust Gas Of A Compression Ignition Engine
Patent:
Grant Date:
Nov 22, 2023
Title:
Method And System For Removing Ammonia From A Vent Gas Stream Of A Urea Plant
Applicant:
Patent:
Grant Date:
Nov 15, 2023
Title:
System And Method For Treating Hydrogen To Be Stored In A Salt Cavern And Supplying Therefrom
Patent:
Grant Date:
Oct 4, 2023
Title:
Catalytically Active Particle Filter
Patent:
Grant Date:
Sep 20, 2023
Title:
Air Supply System
Patent:
Grant Date:
Sep 20, 2023
Title:
Method For Coating A Wall Flow Filter

Top patents facing oppositions in Gas Purification industry

Patent
Grant Date
Dec 13, 2017
Title
Method For Treating Impurities Contained In Exhaust Gases Of Ships, Ship With Exhaust Gas Scrubber, And Purification Unit
Oppositions
30
Patent
Grant Date
Apr 5, 2017
Title
Exhaust Gas Aftertreatment Device
Oppositions
13
Patent
Grant Date
Oct 30, 2019
Title
Method For Purification Of A Co2 Stream
Applicant
Oppositions
12
Patent
Grant Date
Sep 26, 2018
Title
Controlling The Gas Composition Of A Gas Separation Plant By Means Of Diaphragms
Oppositions
8
Patent
Grant Date
Nov 8, 2017
Title
Dry Sorbent Injection During Steady-State Conditions In Dry Scrubber
Oppositions
8
Patent
Grant Date
Sep 6, 2023
Title
Method And System For Pretreatment Of Gaseous Effluent For Capturing Post-Combustion Co2
Oppositions
7
Patent
Grant Date
Jan 20, 2021
Title
Activation Of An Alkaline Earth Calcium Carbonate And/Or Materials Containing Alkaline Earth Calcium Carbonate For Dry Cleaning Of Waste Gas
Oppositions
6
Patent
Grant Date
May 6, 2020
Title
Exhaust Gas Treatment System And Method
Oppositions
6
Patent
Grant Date
Dec 15, 2021
Title
Silica-Stabilized Ultrafine Anatase Titania, Vanadia Catalysts, And Methods Of Production Thereof
Oppositions
6
Patent
Grant Date
Apr 13, 2022
Title
Reducing Mercury Emissions From The Burning Of Coal
Oppositions
6

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