Husmann; Ralph

Patent Applications and Registrations

Patent applications and USPTO patent grants for Husmann; Ralph.The latest application filed is for "test device and method for the semi-quantitative determination of chlorine dioxide in a liquid sample containing free chlorine".

Company Profile

4.3.4

Husmann; Ralph - Duren DE
Husmann; Ralph - Dueren 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
Test device and method for the semi-quantitative determination of chlorine dioxide in a liquid sample containing free chlorine Grant 11,371,973 - Hoffmann , et al. June 28, 2	2022-06-28
Method for treating indicator fields, indicator field and test device comprising such an indicator field Grant 11,353,405 - Hoffmann , et al. June 7, 2	2022-06-07
Test for determining the phosphate concentration Grant 11,169,094 - Husmann , et al. November 9, 2	2021-11-09
Test Device And Method For The Semi-quantitative Determination Of Chlorine Dioxide In A Liquid Sample Containing Free Chlorine App 20210018478 - HOFFMANN; Jurgen ; et al.	2021-01-21
Method For Treating Indicator Fields, Indicator Field And Test Device Comprising Such An Indicator Field App 20200225164 - HOFFMANN; Jurgen ; et al.	2020-07-16
Stable Urine Indicator with Long-Term Detection App 20200064317 - Husmann; Ralph ; et al.	2020-02-27
Test for Determining the Phosphate Concentration App 20190376904 - Husmann; Ralph ; et al.	2019-12-12

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