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Inventor

Birgit Doerk

Inventor
Mainz, DE

Overview

3→
Patents
2017–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C03Cprimary
C03CChemical composition of glasses, glazes or vitreous enamels33%
F24CDomestic stoves or ranges33%
A47BTables11%
F24BDomestic stoves or ranges for solid fuels11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
11,072,557Glass ceramic with reduced lithium content202110,028,580High-strength colored glass ceramics as a cooktop, smooth on both sides20189,701,576'Coated glass or glass ceramic substrate with haptic properties'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2021Patents assigned to SCHOTT AG (3)· patent assignee history
2017–2021Based in Mainz, DE· patent location history
2018Patents assigned to DOERK BIRGIT (1)· patent assignee history
2018Patents assigned to HOFFMANN ULF (1)· patent assignee history
2018Patents assigned to KLIPPE LUTZ (1)· patent assignee history
2018Patents assigned to KNOCHE SILKE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHOTT AG32017–2021
DOERK BIRGITself12018
HOFFMANN ULF12018
KLIPPE LUTZ12018
KNOCHE SILKE12018
Locations
LocationPatentsSpan
Mainz, DE32017–2021