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Eye-Safe Optical Wireless Communication

Patent No. EP4150792 (titled "Eye-Safe Optical Wireless Communication") was filed by Fraunhofer Gesellschaft ZUR Frderung DER Angewandten Forschung EV on May 7, 2021. The application was issued on Mar 22, 2023.

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Oct 21, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 11, 2025
Decision to grant a European patent
Aug 28, 2025
(Electronic) Receipt
Aug 28, 2025
English translation of the claims
Aug 28, 2025
Filing of the translations of the claims
Aug 28, 2025
French translation of claims
Aug 28, 2025
Letter accompanying subsequently filed items
May 2, 2025
Annex to the communication about intention to grant a European patent
May 2, 2025
Bibliographic data of the European patent application
May 2, 2025
Communication about intention to grant a European patent
May 2, 2025
Intention to grant (signatures)
May 2, 2025
Text intended for grant (clean copy)
May 2, 2025
Text intended for grant (version for approval)
Mar 14, 2025
Examination started
Apr 23, 2024
(Electronic) Receipt
Apr 23, 2024
Letter concerning fees and payments
Jun 28, 2023
(Electronic) Receipt
Jun 28, 2023
Amended description filed after receipt of (European) search report
Jun 28, 2023
Amended description with annotations
Jun 28, 2023
Amendments received before examination
Jun 28, 2023
Letter accompanying subsequently filed items
May 22, 2023
(Electronic) Receipt
May 22, 2023
Letter concerning fees and payments
Feb 22, 2023
Notification on forthcoming publication of bibliographic data
Dec 22, 2022
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Nov 21, 2022
Annexes to the international preliminary examination report
Nov 21, 2022
Copy of the international preliminary examination report
Nov 15, 2022
(Electronic) Receipt
Nov 15, 2022
Amended claims filed after receipt of (European) search report
Nov 15, 2022
Amended claims with annotations
Nov 15, 2022
Copy of the international preliminary examination report
Nov 15, 2022
Priority search results
Nov 15, 2022
Request for entry into the European phase
Nov 15, 2022
Submission concerning representation
Sep 23, 2022
Information on entry into European phase
Aug 24, 2022
Annex to International preliminary examination report
Aug 24, 2022
International preliminary examination report
Aug 24, 2022
International preliminary examination report - free text sheet
Aug 24, 2022
International preliminary examination report - points I-VIII
Aug 24, 2022
Transmittal of International Preliminary Examination Report
Aug 18, 2022
Despatch of copy of consultation
Jun 24, 2022
(Electronic) Receipt
Jun 24, 2022
Letter regarding PCTII procedure
Jun 24, 2022
PCT(IPEA): Amended sheet - claims
Jun 24, 2022
PCT(IPEA): Amended sheet - claims
Jun 24, 2022
Reply to communication PCT/IPEA/408
May 2, 2022
Written opinion
May 2, 2022
Written opinion - free text sheet
May 2, 2022
Written opinion - points I-VIII
Apr 7, 2022
Notification of election of EPO
Mar 25, 2022
Amendments of documents (Article 19 PCT) (without attachments)
Mar 18, 2022
Notification of receipt of demand
Mar 14, 2022
(Electronic) Receipt
Mar 14, 2022
PCT demand form
Mar 14, 2022
PCT(IPEA): Amended sheet - claims
Mar 14, 2022
PCT(IPEA): Amended sheet - claims
Mar 14, 2022
Payment of fees and costs
Mar 14, 2022
Reply to International Search Opinion
Dec 6, 2021
Priority document (electronically transmitted)
Nov 18, 2021
Copy of the international search report
Nov 18, 2021
Copy of the international search report
Nov 18, 2021
Published international application - A1
Jul 7, 2021
(Electronic) Receipt
Jul 7, 2021
Incoming letter related to PCT RO
Jul 7, 2021
Incoming letter related to PCT RO
Jul 7, 2021
Substitute sheet (R26) - Drawings
Jun 8, 2021
Incoming letter related to PCT RO
Jun 7, 2021
Communication in cases for which no other form is available
May 27, 2021
(Electronic) Receipt
May 27, 2021
Annex
May 27, 2021
Incoming letter related to PCT RO
May 27, 2021
Incoming letter related to PCT RO
May 27, 2021
Substitute sheet (R26) - Drawings
May 21, 2021
Invitation to correct defects in the international application
May 21, 2021
Notification of the international application number and of the international filing date
May 7, 2021
(Electronic) Receipt
May 7, 2021
Abstract
May 7, 2021
Claims
May 7, 2021
Description
May 7, 2021
Document concerning fees and payments
May 7, 2021
Drawings
May 7, 2021
Electronic request for grant of an International application

EP4150792

FRAUNHOFER GESELLSCHAFT ZUR FRDERUNG DER ANGEWANDTEN FORSCHUNG EV

Application Number: EP21724635A
Filing Date: May 7, 2021
Status: Intended To Grant; May 2, 2025
Publication Date: Mar 22, 2023
External Links: Slate, Register , Google Patents