Wucher; Barbara

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wucher; Barbara.The latest application filed is for "increasing the catalyst selectivity in the continuous hydrogenation of nitro compounds by adding ammonia".

Company Profile

6.5.5

Wucher; Barbara - Ludwigshafen DE
Wucher; Barbara - Laudenbach DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Increasing the catalyst selectivity in the continuous hydrogenation of nitro compounds by adding ammonia Grant 11,339,115 - Wucher , et al. May 24, 2	2022-05-24
Method for producing mechanically stable catalysts for hydrogenating carbonyl compounds, said catalysts and hydrogenating method Grant 10,780,428 - Heidemann , et al. Sept	2020-09-22
Increasing The Catalyst Selectivity In The Continuous Hydrogenation Of Nitro Compounds By Adding Ammonia App 20200270197 - WUCHER; Barbara ; et al.	2020-08-27
Method for producing ruthenium/iron/carbon carrier catalysts Grant 10,562,009 - Schaack , et al. Feb	2020-02-18
Catalyst modification with alkali metal, alkaline earth metal or rare earth metal ions in the continuous liquid-phase hydrogenation of nitro compounds Grant 10,538,478 - Lange de Oliveira , et al. Ja	2020-01-21
Method For Producing Mechanically Stable Catalysts For Hydrogenating Carbonyl Compounds, Said Catalysts And Hydrogenating Method App 20190262808 - Heidemann; Thomas ; et al.	2019-08-29
Catalyst Modification With Alkali Metal, Alkaline Earth Metal Or Rare Earth Metal Ions In The Continuous Liquid-phase Hydrogenat App 20190233364 - LANGE DE OLIVEIRA; Armin ; et al.	2019-08-01
Method For Producing Ruthenium/iron/carbon Carrier Catalysts App 20180297013 - SCHAACK; Bernd Bastian ; et al.	2018-10-18
Process for hydrogenating 4,4'-methylenedianiline Grant 9,873,658 - Weickgenannt , et al. January 23, 2	2018-01-23
Process For Hydrogenating 4,4'-methylenedianiline App 20160326094 - WEICKGENANNT; Andreas ; et al.	2016-11-10

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