Doerk; Birgit

Patent Applications and Registrations

Patent applications and USPTO patent grants for Doerk; Birgit.The latest application filed is for "glass ceramic with reduced lithium content".

Company Profile

0.4.8

Doerk; Birgit - Mainz 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
High-strength colored glass ceramics as a cooktop, smooth on both sides Grant 11,160,370 - Doerk , et al. November 2, 2	2021-11-02
Glass Ceramic With Reduced Lithium Content App 20210317033 - Weiss; Evelin ; et al.	2021-10-14
Glass ceramic with reduced lithium content Grant 11,072,557 - Weiss , et al. July 27, 2	2021-07-27
Glass Ceramic With Reduced Lithium Content App 20190194060 - Weiss; Evelin ; et al.	2019-06-27
High-strength Colored Glass Ceramics As A Cooktop, Smooth On Both Sides App 20180325258 - DOERK; Birgit ; et al.	2018-11-15
High-strength colored glass ceramics as a cooktop, smooth on both sides Grant 10,028,580 - Doerk , et al. July 24, 2	2018-07-24
Glass Ceramic Cooktop With Infrared Sensor App 20170215231 - Doerk; Birgit ; et al.	2017-07-27
Cooktop With Glass Ceramic Cooking Plate App 20170215236 - Doerk; Birgit ; et al.	2017-07-27
Coated Glass Or Glass Ceramic Substrate With Haptic Properties App 20130273320 - Bockmeyer; Matthias ; et al.	2013-10-17
High-strength Colored Glass Ceramics As A Cooktop, Smooth On Both Sides App 20130140293 - DOERK; Birgit ; et al.	2013-06-06

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