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Christian Berducat
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Saint-Mande, FR
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Patents Grants
last 30 patents
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Patent Grant
Vent filter and pure liquid storage tank
Patent number
11,938,436
Issue date
Mar 26, 2024
Merck Patent GmbH
Christian Berducat
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Connecting mechanism for a water purification cartridge
Patent number
11,786,867
Issue date
Oct 17, 2023
Merck Patent GmbH
Pascal Roitel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Connecting mechanism for a water purification cartridge
Patent number
11,020,708
Issue date
Jun 1, 2021
Merck Patent GmbH
Pascal Roitel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Connecting Mechanism For A Water Purification Cartridge
Publication number
20210245107
Publication date
Aug 12, 2021
Merck Patent GmbH
Pascal Roitel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Vent Filter And Pure Liquid Storage Tank
Publication number
20210220768
Publication date
Jul 22, 2021
Merck Patent GmbH
Christian Berducat
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Connecting Mechanism For A Water Purification Cartridge
Publication number
20180021730
Publication date
Jan 25, 2018
Merck Patent GmbH
Pascal Roitel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL