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The patent EP3268156 was granted to Henke on Oct 28, 2020. The application was filed on Feb 18, 2016 under application number EP16704853A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| SCHUNK SPANN UND GREIFTECHNIK | Jul 28, 2021 | PAUL & ALBRECHT PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102013201231 |
| DESCRIPTION | WO2011137884 |
| INTERNATIONAL-SEARCH-REPORT | DE4016527 |
| INTERNATIONAL-SEARCH-REPORT | EP0400533 |
| INTERNATIONAL-SEARCH-REPORT | US2921796 |
| INTERNATIONAL-SEARCH-REPORT | WO2011137884 |
| INTERNATIONAL-SEARCH-REPORT | WO8000427 |
| OPPOSITION | DE4016527 |
| OPPOSITION | DE4016775 |
| OPPOSITION | EP0314792 |
| OPPOSITION | US1713803 |
| OPPOSITION | WO2011137884 |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
Date
Description
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Nov 28, 2025
Nov 28, 2025
Nov 28, 2025
Nov 19, 2025
Nov 19, 2025
Nov 19, 2025
Oct 16, 2025
Oct 10, 2025
(Electronic) Receipt
Appeal
Oct 10, 2025
Oct 10, 2025
Sep 25, 2025
(Electronic) Receipt
Appeal
Sep 25, 2025
Sep 25, 2025
Sep 19, 2025
Sep 12, 2025
(Electronic) Receipt
Appeal
Sep 12, 2025
Sep 12, 2025
Sep 1, 2025
Aug 27, 2025
(Electronic) Receipt
Appeal
Aug 27, 2025
Aug 27, 2025
May 28, 2025
May 28, 2025
Dec 17, 2024
Dec 17, 2024
Dec 12, 2024
Jul 1, 2024
Jun 21, 2024
Jun 17, 2024
(Electronic) Receipt
Appeal
Jun 17, 2024
Jun 17, 2024
May 7, 2024
May 2, 2024
(Electronic) Receipt
Appeal
May 2, 2024
May 2, 2024
Dec 21, 2023
Dec 18, 2023
(Electronic) Receipt
Appeal
Dec 18, 2023
Dec 18, 2023
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Dec 18, 2023
Dec 18, 2023
Reply to appeal
Appeal
Aug 8, 2023
Aug 7, 2023
(Electronic) Receipt
Appeal
Aug 7, 2023
Aug 7, 2023
Jun 6, 2023
Jun 6, 2023
May 31, 2023
(Electronic) Receipt
Appeal
May 31, 2023
May 31, 2023
Notice of appeal
Appeal
Apr 6, 2023
Apr 6, 2023
Apr 6, 2023
Apr 6, 2023
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Apr 6, 2023
Means of redress
OPPO
Apr 6, 2023
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Jul 28, 2021
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Jul 28, 2021
Jul 28, 2021
Jul 28, 2021
Nov 9, 2020
Oct 1, 2020
Decision to grant a European patent
Search/Exam
Sep 25, 2020
Intention to grant (signatures)
Search/Exam
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 17, 2020
Jul 30, 2020
(Electronic) Receipt
Search/Exam
Jul 30, 2020
Amended claims with annotations
Search/Exam
Jul 30, 2020
Claims
Search/Exam
Jul 30, 2020
English translation of the claims
Search/Exam
Jul 30, 2020
French translation of claims
Search/Exam
Jul 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 30, 2020
Mar 31, 2020
Mar 31, 2020
Mar 31, 2020
Intention to grant (signatures)
Search/Exam
Mar 31, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 31, 2020
Feb 27, 2020
Examination started
Search/Exam
Aug 23, 2019
Aug 9, 2019
(Electronic) Receipt
Search/Exam
Aug 9, 2019
Enquiry as to the processing of the file
Search/Exam
Aug 9, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 6, 2018
(Electronic) Receipt
Search/Exam
Aug 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 6, 2018
Jul 18, 2018
Jul 18, 2018
Communication to designated inventor
Search/Exam
Jul 3, 2018
(Electronic) Receipt
Search/Exam
Jul 3, 2018
Annexes in respect of a client data request
Search/Exam
Jul 3, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 3, 2018
Jun 29, 2018
(Electronic) Receipt
Search/Exam
Jun 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2018
Jun 21, 2018
Jun 7, 2018
Jun 5, 2018
(Electronic) Receipt
Search/Exam
Jun 5, 2018
Annexes in respect of a client data request
Search/Exam
Jun 5, 2018
Annexes in respect of a client data request
Search/Exam
Jun 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 5, 2018
Jan 8, 2018
(Electronic) Receipt
Search/Exam
Jan 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
Dec 20, 2017
Oct 24, 2017
Sep 25, 2017
Sep 12, 2017
(Electronic) Receipt
Search/Exam
Sep 12, 2017
Sep 12, 2017
Amended claims with annotations
Search/Exam
Sep 12, 2017
Request for entry into the European phase
Search/Exam
Jul 19, 2017
Information on entry into European phase
Search/Exam
Oct 6, 2016
Sep 15, 2016
Copy of the international search report
Search/Exam
Sep 15, 2016
Copy of the international search report
Search/Exam
Sep 15, 2016
Published international application - A1
Search/Exam
May 6, 2016
May 6, 2016
May 6, 2016
Mar 2, 2016
Feb 24, 2016
Feb 18, 2016
(Electronic) Receipt
PCTRO
Feb 18, 2016
Abstract
PCTRO
Feb 18, 2016
Claims
PCTRO
Feb 18, 2016
Description
PCTRO
Feb 18, 2016
Feb 18, 2016
Drawings
PCTRO
Feb 18, 2016