Weigelt; Wolfgang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Weigelt; Wolfgang.The latest application filed is for "mixtures comprising at least two different nitrification inhibitors selected from 2-(3,4-dimethyl-1h-pyrazol-1-yl)succinic acid (dmpsa), 3,4-dimethyl pyrazolium glycolate (dmpg) and other compounds".

Company Profile

1.4.11

Weigelt; Wolfgang - Limburgerhof DE
Weigelt; Wolfgang - Dudenhofen DE
Weigelt; Wolfgang - Dudenhofer 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
Mixtures Comprising At Least Two Different Nitrification Inhibitors Selected From 2-(3,4-dimethyl-1h-pyrazol-1-yl)succinic Acid (dmpsa), 3,4-dimethyl Pyrazolium Glycolate (dmpg) And Other Compounds App 20210371351 - Nave; Barbara ; et al.	2021-12-02
Benzylpropargylether as nitrification inhibitors Grant 11,021,413 - Nave , et al. June 1, 2	2021-06-01
Mixtures Comprising An Urease Inhibitor (ui) And A Nitrification Inhibitor Such As 2-(3,4-dimethyl-1h-pyrazol-1-yl)succinic Acid (dmpsa) Or 3,4-dimethyl Pyrazolium Glycolate (dmpg) App 20200288712 - NAVE; Barbara ; et al.	2020-09-17
Benzylpropargylether As Nitrification Inhibitors App 20170313631 - NAVE; Barbara ; et al.	2017-11-02
Nitrification Inhibitors App 20170036969 - NAVE; Barbara ; et al.	2017-02-09
Polyester Hydrogels App 20160326306 - YAMAMOTO; Motonori ; et al.	2016-11-10
Polyester Hydrogels App 20160326307 - YAMAMOTO; Motonori ; et al.	2016-11-10
Mixture for the treatment of urea-containing fertilizers Grant 8,603,211 - Rahn , et al. December 10, 2	2013-12-10
Preparations with improved urease-inhibiting effect and urea-containing fertilizers containing the latter Grant 8,075,659 - Wissemeier , et al. December 13, 2	2011-12-13
Mixture For The Treatment Of Urea-containing Fertilizers App 20110154874 - Rahn; Ralf-Thomas ; et al.	2011-06-30
Preparations With Improved Urease-inhibiting Effect And Urea-containing Fertilizers Containing The Latter App 20100218575 - Wissemeier; Alexander ; et al.	2010-09-02
Plant Substrate Based On Open-celled Melamine/formaldehyde Foam App 20100050514 - Wissemeier; Alexander ; et al.	2010-03-04
Long-term fertilizer containing nitrogen App 20030154755 - Horchler, Klaus ; et al.	2003-08-21
Diureides and their use App 20020134124 - Horchler von Locquenghien, Klaus ; et al.	2002-09-26

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