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Misleading Register Alert event notification on 15.04.19

Following a clean-up exercise of event information regarding (previously) revoked patents, that were later reinstated, some existing revocation events ("Despatch of communication that patent is revoked") were duplicated on 15.04.2019.

2019.04.15

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European Patent Register Assistant updated

In order to offer you the best possible learning experience we have launched an updated version of the European Patent Register Assistant online tutorial to include recent changes in the Register.

2019.08.29

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Extract from the Register of European Patents

Federated register: EP0784366


OPTICAL SEMICONDUCTOR APPARATUS, FABRICATION METHOD THEREOF, MODULATION METHOD THEREFOR, LIGHT SOURCE APPARATUS AND OPTICAL COMMUNICATION SYSTEM OR METHOD USING THE SAME

Application No.

EP97100259

Publication No.

EP0784366

Applicant

CANON KABUSHIKI KAISHA

IPC


Only designated contracting states and extension states providing the Federated Register Service are listed below.


Status Application
No.
Publication
No.
Proprietor Invalidation
date
Not in force
since
Renewal fees
last paid
Record last
updated
DE   Loading...
GB   Loading...

Responsibility for the accuracy or quality of the data displayed lies entirely with the national patent office concerned, including but not limited to the completeness and fitness of the information for specific purposes.
For complete and authoritative information, please refer to the appropriate national patent register, e.g. by clicking the relevant country code.


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