Representative before the EPO

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Christian Baar has worked on the following 10 EPO patent applications which have been published in the last five years:

EP12196408

Ultrasonic cleaning method

IPC classification:
B08B 3/12
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
APPLICATION REFUSED
EP13167577

Ultrasonic cleaning method and ultrasonic cleaning apparatus

IPC classification:
B08B 3/12
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
The patent has been granted
EP13151319

Ultrasonic cleaning method

IPC classification:
B08B 3/12
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13158844

Semiconductor wafer with a layer of AlzGa1-zN and process for producing it

IPC classification:
H01L 21/20
Applicant:
Siltronic AG
Applicant:
Leibniz-Institut für innovative Mikroelektronik (IHP GmbH-Innovations for High Performance Microelectronics)
Agent:
Christian Baar, Siltronic AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13168559

Ultrasonic cleaning method and ultrasonic cleaning apparatus

IPC classification:
B08B 3/12
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11191535

Layered semiconductor substrate and method for manufacturing it

IPC classification:
H01L 21/02, H01L 21/20, H01L 21/24
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12180106

Calibration method

IPC classification:
G01N 21/27, G01N 21/70, G01N 21/71
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13167904

Ultrasonic cleaning method and ultrasonic cleaning apparatus

IPC classification:
B08B 3/12, H01L 21/02
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13167906

Ultrasonic cleaning method and ultrasonic cleaning apparatus

IPC classification:
B08B 3/12, H01L 21/67
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13151320

Cleaning apparatus, equipment, and method

IPC classification:
B08B 3/12
Applicant:
Siltronic AG
Agent:
Christian Baar, Siltronic AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT

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